{"id":6,"date":"2024-08-14T22:11:26","date_gmt":"2024-08-14T22:11:26","guid":{"rendered":"https:\/\/clearseas.org\/underwaternoise\/?page_id=6"},"modified":"2026-03-24T17:25:12","modified_gmt":"2026-03-25T00:25:12","slug":"underwater-noise","status":"publish","type":"page","link":"https:\/\/clearseas.org\/underwater-noise\/","title":{"rendered":"Underwater Noise"},"content":{"rendered":"\n<div class=\"wp-block-cover alignfull\" style=\"padding-top:var(--wp--preset--spacing--huge);padding-bottom:var(--wp--preset--spacing--huge);min-height:650px;aspect-ratio:unset;\"><video class=\"wp-block-cover__video-background intrinsic-ignore\" autoplay muted loop playsinline src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/whales-loop.mp4\" data-object-fit=\"cover\"><\/video><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-100 has-background-dim wp-block-cover__gradient-background has-background-gradient\" style=\"background:linear-gradient(180deg,rgba(255,255,255,0) 14%,rgb(13,61,77) 100%)\"><\/span><div class=\"wp-block-cover__inner-container has-global-padding is-layout-constrained wp-block-cover-is-layout-constrained\">\n<h1 class=\"wp-block-heading has-text-align-right\">UNDERWATER NOISE <br>AND MARINE MAMMALS<\/h1>\n\n\n\n<p class=\"has-text-align-right has-accent-color has-text-color has-link-color has-small-font-size wp-elements-b5d5eab8e27d4c2ec446d72faf994984\" style=\"letter-spacing:0.5px\"><strong>#clearfacts  #underwaternoise  #marinemammals<\/strong><\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-white-color has-text-color has-background has-link-color wp-elements-c7090bb5cd1c7fcacb43de7f2e40fa07 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"background-color:#0d3d4d;margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--large);padding-bottom:0\">\n<p class=\"has-emphasis-font-size\"><strong>Each day, Canadians benefit from commercial marine shipping<sup><a href=\"#citations\">[1]<\/a><\/sup>.&nbsp;However, these activities which we rely upon for global trade take place across many complex ecosystems that are home to at-risk marine life such as whales.<\/strong><\/p>\n\n\n\n<p class=\"has-small-font-size\">With increased marine traffic in Canada\u2019s coastal waters comes an increase in underwater noise from vessels \u2013 and a need to understand the impacts on marine mammals who use sound to communicate, feed, navigate and reproduce.<\/p>\n\n\n\n<p class=\"has-small-font-size\">This site\u2019s purpose is to share objective information about the impact of underwater noise from marine traffic on marine mammals \u2013 in particular on whales \u2013 and to encourage informed conversations about the issue.<\/p>\n\n\n\n<p class=\"has-small-font-size\">This site was created by&nbsp;<a href=\"https:\/\/clearseas.org\/en\/about\/\" target=\"_blank\" rel=\"noreferrer noopener\">Clear Seas Centre for Responsible Marine Shipping<\/a>, an independent research centre that supports safe and sustainable marine shipping in Canada.<\/p>\n\n\n\n<div style=\"height:var(--wp--preset--spacing--extra-large)\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"150\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-1280x150.png\" alt=\"\" class=\"wp-image-12\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-1280x150.png 1280w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-640x75.png 640w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-768x90.png 768w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-1536x180.png 1536w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-2048x240.png 2048w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull mammals-noise has-white-color has-text-color has-background has-link-color wp-elements-a821ce5cdb262e221130cc77bba8e674 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" id=\"marine-mammals-and-underwater-noise\" style=\"background-color:#118298;margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--large);padding-bottom:0\">\n<h2 class=\"wp-block-heading has-large-font-size\">MARINE MAMMALS AND UNDERWATER NOISE<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"margin-top:var(--wp--preset--spacing--small);margin-bottom:var(--wp--preset--spacing--medium);background-color:#00b0ca80;color:#00b0ca80\" \/>\n\n\n\n<p class=\"has-emphasis-font-size\"><strong>Imagine you live in a dark place and you must rely on your hearing the same way you would rely on your vision.<\/strong><\/p>\n\n\n\n<p class=\"has-emphasis-font-size\"><strong>And that space is loud and getting louder.<\/strong><\/p>\n\n\n\n<p class=\"has-emphasis-font-size\"><strong>It\u2019s certain to cause you stress.<\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Sound is critical to the survival of many marine animals and it is widely recognized that underwater noise has both short-term and long-term impacts on marine life.<\/strong><sup><a href=\"#citations\">[2]<\/a><\/sup><\/p>\n\n\n\n<div style=\"height:3rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-9c22b1e3 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column border-hide-mobile is-layout-flow wp-block-column-is-layout-flow\" style=\"border-right-color:var(--wp--preset--color--accent);border-right-width:1px\">\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-container-core-group-is-layout-caa6f773 wp-block-group-is-layout-constrained\" style=\"padding-right:var(--wp--preset--spacing--medium);padding-left:var(--wp--preset--spacing--medium)\">\n<p class=\"has-small-font-size\"><strong>How a marine mammal responds to underwater noise is complex and depends on a number of factors including:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list is-style-accent-dots has-small-font-size\">\n<li>Age<\/li>\n\n\n\n<li>Sex<\/li>\n\n\n\n<li>Hearing sensitivity<\/li>\n\n\n\n<li>Behavioural state<\/li>\n\n\n\n<li>Presence of offspring<\/li>\n\n\n\n<li>Proximity to shoreline<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column border-hide-mobile is-layout-flow wp-block-column-is-layout-flow\" style=\"border-right-color:var(--wp--preset--color--accent);border-right-width:1px\">\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-container-core-group-is-layout-8b3ce9b3 wp-block-group-is-layout-constrained\" style=\"margin-top:0;padding-right:var(--wp--preset--spacing--medium);padding-left:var(--wp--preset--spacing--medium)\">\n<p class=\"has-small-font-size\"><strong>Underwater noise can negatively affect marine mammals\u2019 ability to:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list is-style-accent-dots has-small-font-size\">\n<li>Find prey<\/li>\n\n\n\n<li>Avoid danger<\/li>\n\n\n\n<li>Communicate<\/li>\n\n\n\n<li>Rest<\/li>\n\n\n\n<li>Reproduce<\/li>\n\n\n\n<li>Navigate<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column border-hide-mobile is-layout-flow wp-block-column-is-layout-flow\" style=\"border-right-color:var(--wp--preset--color--accent);border-right-width:1px\">\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-container-core-group-is-layout-caa6f773 wp-block-group-is-layout-constrained\" style=\"padding-right:var(--wp--preset--spacing--medium);padding-left:var(--wp--preset--spacing--medium)\">\n<p class=\"has-small-font-size\"><strong>Underwater noise can negatively affect marine mammals, resulting in:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list is-style-accent-dots has-small-font-size\">\n<li>Changed behaviours<\/li>\n\n\n\n<li>Hearing loss<\/li>\n\n\n\n<li>Increased stress levels<\/li>\n\n\n\n<li>Displacement to quieter waters<\/li>\n\n\n\n<li>Injury or death<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-container-core-group-is-layout-caa6f773 wp-block-group-is-layout-constrained\" style=\"border-style:none;border-width:0px;padding-right:var(--wp--preset--spacing--medium);padding-left:var(--wp--preset--spacing--medium)\">\n<p class=\"has-small-font-size\"><strong>Marine mammals communicate underwater using:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list is-style-accent-dots has-small-font-size\">\n<li>Short pulses and whistles<\/li>\n\n\n\n<li>Clicks for navigation and social interaction<\/li>\n\n\n\n<li>Different vocal dialects for contact<\/li>\n\n\n\n<li>Very low frequencies for long distances<\/li>\n\n\n\n<li>Special structures in their jawbone for hearing<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:var(--wp--preset--spacing--extra-large)\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"159\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-reverse-1280x159.png\" alt=\"\" class=\"wp-image-11\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-reverse-1280x159.png 1280w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-reverse-640x80.png 640w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-reverse-768x95.png 768w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-reverse-1536x191.png 1536w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-reverse-2048x254.png 2048w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-white-color has-custom-navy-background-color has-text-color has-background has-link-color wp-elements-da2a301afbd7a706a3a3b22204c0d4c2 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" id=\"underwater-noise\" style=\"margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--medium);padding-bottom:0\">\n<h2 class=\"wp-block-heading\">Underwater Noise<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"margin-top:var(--wp--preset--spacing--small);margin-bottom:var(--wp--preset--spacing--medium);background-color:#00b0ca80;color:#00b0ca80\" \/>\n\n\n\n<p class=\"has-emphasis-font-size\"><strong>Sounds in the ocean come from both natural and human-made sources.<\/strong><\/p>\n\n\n\n<div style=\"margin-top:0;margin-bottom:0;height:1rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-small-font-size\">Sound describes the effect a vibrating object has on its surrounding environment. Underwater sound is generated by a variety of natural sources, such as breaking waves, rain, under sea volcanoes, hydrothermal vents and marine life. It is also generated by a number of human-made (anthropogenic) sources, including ships, seismic surveys and sonars.<sup><a href=\"#citations\">[3]<\/a><\/sup><\/p>\n\n\n\n<div style=\"height:3rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading alignwide\"><strong>Primary Sources of Underwater Noise<sup><a href=\"#citations\">[4]<\/a><\/sup><\/strong><\/h3>\n\n\n\n<div class=\"wp-block-file alignwide\"><a href=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/sources-of-underwater-sound.png\" class=\"wp-block-file__button wp-element-button\" download>Download the graphic<\/a><\/div>\n\n\n\n<div style=\"height:1rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4 class=\"wp-block-heading alignwide has-text-color has-link-color wp-elements-b51f5e5465e0a3205e6804b4ba98c249\" style=\"color:#65cb98\"><strong>Natural Sources<\/strong><\/h4>\n\n\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-494b7923 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full is-resized nomargin\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/rain.png\" alt=\"\" class=\"wp-image-107\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/rain.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/rain-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-content-justification-center is-nowrap is-layout-flex wp-container-core-group-is-layout-547a5db8 wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/rain.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Rain<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/storms.png\" alt=\"\" class=\"wp-image-106\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/storms.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/storms-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-content-justification-center is-nowrap is-layout-flex wp-container-core-group-is-layout-547a5db8 wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/storms.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Storms<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/cracking-ice.png\" alt=\"\" class=\"wp-image-105\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/cracking-ice.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/cracking-ice-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-content-justification-center is-nowrap is-layout-flex wp-container-core-group-is-layout-547a5db8 wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/cracking-ice.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Cracking Ice<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/marine-life.png\" alt=\"\" class=\"wp-image-104\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/marine-life.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/marine-life-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-content-justification-center is-nowrap is-layout-flex wp-container-core-group-is-layout-d5f84cc0 wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/marine-life.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Marine Life<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-494b7923 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/hydrothermal-vents.png\" alt=\"\" class=\"wp-image-101\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/hydrothermal-vents.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/hydrothermal-vents-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-content-justification-center is-nowrap is-layout-flex wp-container-core-group-is-layout-547a5db8 wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/hydrothermal-vents.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Hydrothermal vents<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/earthquakes.png\" alt=\"\" class=\"wp-image-102\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/earthquakes.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/earthquakes-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-content-justification-center is-nowrap is-layout-flex wp-container-core-group-is-layout-547a5db8 wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/earthquakes.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Earthquakes<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/surface-waves.png\" alt=\"\" class=\"wp-image-103\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/surface-waves.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/surface-waves-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-content-justification-center is-nowrap is-layout-flex wp-container-core-group-is-layout-547a5db8 wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/surface-waves.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Surface Waves<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:3rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4 class=\"wp-block-heading alignwide has-text-color has-link-color wp-elements-e6dbfd0e8cc1b70c89059f4de0bb85b1\" style=\"color:#65cb98\"><strong>Human-made Sources (Anthropogenic Noise)<\/strong><\/h4>\n\n\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-494b7923 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/commercial-vessels.png\" alt=\"\" class=\"wp-image-115\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/commercial-vessels.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/commercial-vessels-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-nowrap is-layout-flex wp-container-core-group-is-layout-e0b0bbbb wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/commercial-vessels.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Commercial Vessels<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/recreational-vessels.png\" alt=\"\" class=\"wp-image-114\" style=\"width:125px;height:auto\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/recreational-vessels.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/recreational-vessels-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-nowrap is-layout-flex wp-container-core-group-is-layout-e0b0bbbb wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/recreational-vessels.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Recreational Vessels<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/pile-driving.png\" alt=\"\" class=\"wp-image-113\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/pile-driving.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/pile-driving-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-nowrap is-layout-flex wp-container-core-group-is-layout-e0b0bbbb wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/pile-driving.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Pile driving<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/sonar.png\" alt=\"\" class=\"wp-image-112\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/sonar.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/sonar-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-nowrap is-layout-flex wp-container-core-group-is-layout-bd8d1931 wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/sonar.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Sonar<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/seismic-surveys.png\" alt=\"\" class=\"wp-image-111\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/seismic-surveys.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/seismic-surveys-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-nowrap is-layout-flex wp-container-core-group-is-layout-e0b0bbbb wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/seismic-surveys.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Seismic surveys<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/snowmobile-on-ice.png\" alt=\"\" class=\"wp-image-110\" style=\"width:125px\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/snowmobile-on-ice.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/snowmobile-on-ice-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group has-small-font-size is-nowrap is-layout-flex wp-container-core-group-is-layout-e0b0bbbb wp-block-group-is-layout-flex\" style=\"margin-top:0;margin-bottom:0\">\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/snowmobile-on-ice.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\" style=\"margin-top:0;margin-bottom:0\"><strong>Snowmobile on ice<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:48px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>How Sound is Measured Underwater<\/strong><\/h3>\n\n\n\n<p class=\"has-small-font-size\">Underwater sounds are measured with hydrophones \u2013 devices that produce small electrical signals when subjected to a change in pressure underwater. Typical frequencies associated with underwater sounds are between 10 Hz and 1 MHz. <a href=\"https:\/\/dosits.org\/science\/measurement\/how-is-sound-measured\/\" target=\"_blank\" rel=\"noreferrer noopener\">Learn more<\/a><\/p>\n\n\n\n<div style=\"height:var(--wp--preset--spacing--extra-large)\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"150\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-1280x150.png\" alt=\"\" class=\"wp-image-12\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-1280x150.png 1280w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-640x75.png 640w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-768x90.png 768w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-1536x180.png 1536w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-light-2048x240.png 2048w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-white-color has-custom-med-blue-background-color has-text-color has-background has-link-color wp-elements-2d2321c04ea0bf2a380aaf6a19c4252b has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" id=\"underwater-noise-from-marine-shipping\" style=\"margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--medium)\">\n<h2 class=\"wp-block-heading\">UNDERWATER NOISE FROM MARINE SHIPPING<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"margin-top:var(--wp--preset--spacing--small);margin-bottom:var(--wp--preset--spacing--medium);background-color:#00b0ca80;color:#00b0ca80\" \/>\n\n\n\n<p class=\"has-emphasis-font-size\"><strong>Commercial marine shipping is one of the main sources of human-made underwater sound and shipping\u2019s contributions to underwater noise have been increasing.<\/strong><sup><a href=\"#citations\">[3][5]<\/a><\/sup><\/p>\n\n\n\n<p class=\"has-small-font-size\">Ships and other motorized vessels produce a range of sound frequencies which overlap with the frequencies produced by whales and other marine mammals. Vessel noise is particularly chronic and loud in coastal areas near active shipping lanes, ferry routes and ports. Additionally, sound travels more than four times faster in water than in air.<\/p>\n\n\n\n<div style=\"height:1rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>There are two main sources of noise from ships:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-494b7923 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/propellers.png\" alt=\"\" class=\"wp-image-51\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/propellers.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/propellers-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Propellers<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"background-color:#ffffff7d;color:#ffffff7d\" \/>\n\n\n\n<p class=\"has-small-font-size\">Noise is emitted when the low pressure generated by the propeller causes thousands of tiny bubbles to form.<sup><a href=\"#citations\">[3]<\/a><\/sup> When the bubbles collapse, the sound made is a major source of noise. Known as &#8220;cavitation,\u201d it accounts for 80-85% of the noise from a ship.<sup><a href=\"#citations\">[6]<\/a><\/sup><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-494b7923 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"360\" height=\"360\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/machinery.png\" alt=\"\" class=\"wp-image-52\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/machinery.png 360w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/machinery-160x160.png 160w\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Machinery<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"background-color:#ffffff7d;color:#ffffff7d\" \/>\n\n\n\n<p class=\"has-small-font-size\">Diesel engines are a significant source of noise because of the vibrations that radiate through the ship\u2019s hull.<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-small-font-size\">Vessels cause different levels of noise depending on the vessel type, ship design, ship speed, how well the hull and propeller are maintained, and other factors.<sup><a href=\"#citations\">[7]<\/a><\/sup><\/p>\n\n\n\n<div style=\"height:var(--wp--preset--spacing--extra-large)\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"69\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-1280x69.png\" alt=\"\" class=\"wp-image-10\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-1280x69.png 1280w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-640x35.png 640w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-768x41.png 768w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-1536x83.png 1536w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-dark-2048x110.png 2048w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-white-color has-custom-navy-background-color has-text-color has-background has-link-color wp-elements-5864d7edfe5f81369ea66ed42ab4ca96 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" id=\"vessel-noise-and-whales\" style=\"margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--medium);padding-bottom:var(--wp--preset--spacing--extra-large)\">\n<h2 class=\"wp-block-heading\">VESSEL NOISE AND WHALES<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"margin-top:var(--wp--preset--spacing--small);margin-bottom:var(--wp--preset--spacing--medium);background-color:#00b0ca80;color:#00b0ca80\" \/>\n<\/div>\n\n\n<div class=\"vessel\">\n\n\t<div class=\"frequency\">\n\n\t\t<div class=\"frequency__intro\">\n            <div class=\"acf-innerblocks-container\">\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-container-core-group-is-layout-caa6f773 wp-block-group-is-layout-constrained\" style=\"padding-right:var(--wp--preset--spacing--medium);padding-left:var(--wp--preset--spacing--medium)\">\n<p class=\"has-white-color has-text-color has-link-color has-emphasis-font-size wp-elements-a7bffae860b3f94a294764412f9bca3c\"><strong>Ships produce noise at frequencies ranging from 20 to 100,000 Hertz.<\/strong><sup><a href=\"#citations\">[8]<\/a><\/sup><strong> This noise overlaps with the frequencies used by whales and other marine mammals to communicate, feed, navigate and reproduce, reducing the area within which whales can effectively function.<\/strong><sup><a href=\"#citations\">[9][10][11]<\/a><\/sup><\/p>\n\n\n\n<div class=\"wp-block-group large-audio-btn audio-btn has-white-color has-text-color has-link-color wp-elements-0a0b59cef24d222ee49f2a19b0930fd1 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group large-audio-btn__container has-emphasis-font-size has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"audio-copy\">Listen to what it sounds like when a ship passes a pod of orcas<\/p>\n\n\n\n<div class=\"audio-button-wrap\">\n    <button class=\"audio-button audio-button-inherit playButton\">\n        <i class=\"far fa-volume\"><\/i>\n    <\/button>\n    <audio class=\"audioPlayer\">\n        <source src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/pod-od-orcas.mp3\" type=\"audio\/mpeg\">\n        Your browser does not support the audio element.\n    <\/audio>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<\/div>\n\t\t<\/div>\n\n\t\t<div class=\"sonar hide-on-touch-devices\">\n\t\t\t<div class=\"sonar__ship-waves\">\n\t\t\t\t<svg version=\"1.1\" id=\"ship_sound\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" x=\"0px\" y=\"0px\"\n\t width=\"649.333px\" height=\"557.498px\" viewBox=\"0 0 649.333 557.498\" enable-background=\"new 0 0 649.333 557.498\"\n\t xml:space=\"preserve\" preserveAspectRatio=\"none\">\n<g>\n\t<defs>\n\t\t<rect id=\"S_1_\" x=\"-102.93\" width=\"922.028\" 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y2=\"102.0921\" gradientTransform=\"matrix(-0.9915 0.1304 0.1304 0.9915 1004.8155 -95.895)\">\n\t\t\t<stop  offset=\"0\" style=\"stop-color:#00403A;stop-opacity:0\"\/>\n\t\t\t<stop  offset=\"1\" style=\"stop-color:#00958D;stop-opacity:0.7\"\/>\n\t\t<\/linearGradient>\n\t\t<path opacity=\"0.12\" fill=\"url(#RW_26_)\" d=\"M737.974,42.541c-3.34-25.396-20.736-44.059-38.855-41.677\n\t\t\tc-18.111,2.381-30.09,24.905-26.75,50.303c3.338,25.401,20.732,44.06,38.844,41.679C729.332,90.462,741.314,67.943,737.974,42.541\n\t\t\tz\"\/>\n\t<\/g>\n<\/g>\n<\/svg>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"sonar__whale-img\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/themes\/microsites\/assets\/images\/right-whale-sonar.png\" width=\"400\" height=\"143\" \/>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\n\t\t\t\t\t<\/div>\n\n\t\t<div class=\"frequency__ship\">\n\t\t\t<img decoding=\"async\" src=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/themes\/microsites\/assets\/images\/carrier-ship.png\" \/>\n\t\t<\/div>\n\t<\/div>\n\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull whales has-white-color has-custom-navy-background-color has-text-color has-background has-link-color wp-elements-3a49f79a50a2d014ad84c386e89cbed4 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"margin-top:0;margin-bottom:0;padding-bottom:0\">\n<div style=\"height:2rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Learn more about three whale populations found in Canada that are endangered and impacted by underwater noise.<\/strong><\/p>\n\n\n\n<div style=\"height:3rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image alignfull size-full whale-img whale-float killer-whale-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"658\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/killer-whale.png\" alt=\"\" class=\"wp-image-83\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/killer-whale.png 1200w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/killer-whale-640x351.png 640w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/killer-whale-768x421.png 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group alignfull has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:45%\">\n<p><strong>Southern Resident Killer Whale \u2013 Salish Sea<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"margin-top:var(--wp--preset--spacing--small);margin-bottom:var(--wp--preset--spacing--medium);background-color:#ffffff78;color:#ffffff78\" \/>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">With a population of 76 (as of June 2019) the Southern Resident killer whale species is considered to be endangered and declining.<sup><a href=\"#citations\">[12]<\/a><\/sup> <a href=\"http:\/\/www.dfo-mpo.gc.ca\/species-especes\/publications\/mammals-mammiferes\/whalereview-revuebaleine\/review-revue\/killerwhale-epaulard\/index-eng.html\" target=\"_blank\" rel=\"noreferrer noopener\">Learn more<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">Southern Resident killer whale habitat overlaps with busy commercial shipping lanes and ferry routes<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">Underwater noise from existing marine traffic in the Salish Sea is disruptive to the Southern Resident killer whale\u2019s ability to hunt, navigate and communicate<sup><a href=\"#citations\">[13]<\/a><\/sup><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">The Government of Canada has identified underwater noise as one of a number of key threats to the existence of the Southern Resident killer whale<sup><a href=\"#citations\">[14]<\/a><\/sup><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">Measures are being examined and implemented to reduce or minimize these disturbances (see the Government of Canada\u2019s <a href=\"https:\/\/www.tc.gc.ca\/en\/campaigns\/whales-initiative-protecting-southern-residen-killer-whale.html\" target=\"_blank\" rel=\"noreferrer noopener\">Whales Initiative: Protecting the Southern Resident Killer Whale<\/a> and <a href=\"https:\/\/www.canada.ca\/en\/fisheries-oceans\/news\/2019\/05\/government-of-canada-outlines-its-2019-plan-for-protecting-southern-resident-killer-whales.html\" target=\"_blank\" rel=\"noreferrer noopener\">2019 plan for protecting Southern Resident killer whales<\/a>)<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:5rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image alignfull size-full whale-img whale-float right-whale-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"658\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/right-whale.png\" alt=\"\" class=\"wp-image-82\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/right-whale.png 1200w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/right-whale-640x351.png 640w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/right-whale-768x421.png 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:45%\">\n<p><strong>North Atlantic Right Whale \u2013 Atlantic Canada<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"margin-top:var(--wp--preset--spacing--small);margin-bottom:var(--wp--preset--spacing--medium);background-color:#ffffff78;color:#ffffff78\" \/>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">The North Atlantic right whale is considered one of the world\u2019s most endangered whale populations<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">Historically, the species gets its name from the whaling industry as whalers considered them the \u201cright\u201d whale to hunt<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">Today, threatened by ship collisions, entanglements in fishing nets and underwater noise, the right whale population is estimated to be close to 400<sup><a href=\"#citations\">[15]<\/a><\/sup><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">In 2003, the Government of Canada moved shipping lanes in the Bay of Fundy in an attempt to reduce ship strikes and minimize disturbances in critical habitat<sup><a href=\"#citations\">[16]<\/a><\/sup><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">In 2017, the Government of Canada instituted seasonal speed restrictions in sections of the Gulf of St. Lawrence in an effort to reduce ship strikes and restrictions on commercial fisheries to reduce whale entanglement. <a href=\"https:\/\/clearseas.org\/insights\/endangered-north-atlantic-right-whales-2\/\" target=\"_blank\" rel=\"noreferrer noopener\">Learn more<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<div style=\"height:5rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image alignfull size-full whale-img whale-float beluga-whale-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"658\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/beluga.png\" alt=\"\" class=\"wp-image-81\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/beluga.png 1200w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/beluga-640x351.png 640w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/beluga-768x421.png 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:45%\">\n<p><strong>Beluga Whale \u2013 St. Lawrence Estuary<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"margin-top:var(--wp--preset--spacing--small);margin-bottom:var(--wp--preset--spacing--medium);background-color:#ffffff78;color:#ffffff78\" \/>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">Although belugas are typically found in Arctic waters, the St. Lawrence Estuary is home to the most southern population of these animals &#8211; also known as &#8220;white whales&#8221;<sup><a href=\"#citations\">[17]<\/a><\/sup><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">Considered to be endangered, the population has undergone a slow decline since the early 2000s and is estimated to have fewer than 890 individuals in 2019<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">A number of factors impact this population including habitat loss, finite food sources and noise disturbances from human activity like boating, whale watching and commercial shipping<a href=\"#citations\"><sup>[18]<\/sup><\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"padding-bottom:var(--wp--preset--spacing--tiny)\">\n<p class=\"has-small-font-size\">Belugas, being very vocal animals, are frequently called &#8220;canaries of the sea&#8221;<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:10rem\" aria-hidden=\"true\" class=\"wp-block-spacer mobile-hide\"><\/div>\n\n\n\n<div style=\"height:5rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image alignfull size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"95\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-medium-1280x95.png\" alt=\"\" class=\"wp-image-75\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-medium-1280x95.png 1280w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-medium-640x47.png 640w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-medium-768x57.png 768w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-medium-1536x113.png 1536w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/wave-medium-2048x151.png 2048w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-white-color has-text-color has-background has-link-color wp-elements-e5ead15348f92b0e131a28352efcb79b has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"background-color:#194756;margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--medium);padding-bottom:var(--wp--preset--spacing--extra-large)\">\n<h2 class=\"wp-block-heading\">Critical habitat of whales overlaps with major shipping routes in Canada<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"margin-top:var(--wp--preset--spacing--small);margin-bottom:var(--wp--preset--spacing--medium);background-color:#00b0ca80;color:#00b0ca80\" \/>\n\n\n\n<p class=\"has-small-font-size\">Critical habitat is defined by&nbsp;<a href=\"http:\/\/www.dfo-mpo.gc.ca\/acts-lois\/rules-reglements\/rule-reglement03-eng.htm\" target=\"_blank\" rel=\"noreferrer noopener\">Fisheries and Oceans Canada<\/a>&nbsp;as the habitat that is deemed necessary for an at-risk species&#8217; survival or recovery. The full range of a species\u2019 habitat is often larger than the critical habitat.<\/p>\n\n\n\n<div class=\"wp-block-file\"><a href=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/critical-habitats.png\" class=\"wp-block-file__button wp-element-button\" download>Download the Map<\/a><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"1055\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/critical-habitat-of-whales-clear-seas-1280x1055.png\" alt=\"\" class=\"wp-image-264\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/critical-habitat-of-whales-clear-seas-1280x1055.png 1280w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/critical-habitat-of-whales-clear-seas-640x528.png 640w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/critical-habitat-of-whales-clear-seas-768x633.png 768w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/critical-habitat-of-whales-clear-seas-1536x1266.png 1536w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/critical-habitat-of-whales-clear-seas.png 1674w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-white-color has-text-color has-background has-link-color wp-elements-3b17834f18de44b13aef2f15eb685fb7 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" id=\"reducing-vessel-noise-impacts\" style=\"background:linear-gradient(180deg,rgb(30,112,132) 0%,rgb(0,176,202) 100%);margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--huge);padding-bottom:var(--wp--preset--spacing--huge)\">\n<h2 class=\"wp-block-heading\">Reducing Vessel Noise Impacts<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"margin-top:var(--wp--preset--spacing--small);margin-bottom:var(--wp--preset--spacing--medium);background-color:#00b0ca80;color:#00b0ca80\" \/>\n\n\n\n<p class=\"has-emphasis-font-size\"><strong>The issue of underwater noise in Canada has been considered for many years and yet, assessing how vessel noise impacts marine mammals and how they can be protected remains very complex.<\/strong><\/p>\n\n\n\n<div style=\"margin-top:0;margin-bottom:0;height:1rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-small-font-size\">While there is consensus that underwater noise impacts marine mammals, there are still gaps in our understanding, including how to best mitigate it. For example, how do you determine how much of the sound from vessels reaches animals directly, or how much noise is too much for a given species?<\/p>\n\n\n\n<p class=\"has-small-font-size\">The variables that must be considered are almost limitless \u2013 from the salinity, temperature and depth of the water, to the conditions present at the ocean floor to the type of noise. Also, data gathered from one area and one species cannot necessarily be transferred to another location or another species.<\/p>\n\n\n\n<p class=\"has-small-font-size\">Cumulative impacts must also be taken into account. On its own, underwater noise may pose a threat \u2013 but what happens when it is combined with other stressors like food shortages or pollution? How do you separate noise from other human pressures on the marine environment?<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-cover alignfull\" style=\"margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--huge);padding-bottom:var(--wp--preset--spacing--huge)\"><img loading=\"lazy\" decoding=\"async\" width=\"1800\" height=\"1350\" class=\"wp-block-cover__image-background wp-image-161\" alt=\"\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/propeller-in-water.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/propeller-in-water.jpg 1800w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/propeller-in-water-640x480.jpg 640w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/propeller-in-water-1280x960.jpg 1280w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/propeller-in-water-768x576.jpg 768w, https:\/\/clearseas.org\/underwater-noise\/wp-content\/uploads\/sites\/22\/2024\/08\/propeller-in-water-1536x1152.jpg 1536w\" sizes=\"auto, (max-width: 1800px) 100vw, 1800px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-custom-navy-background-color has-background-dim-70 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container has-global-padding is-layout-constrained wp-block-cover-is-layout-constrained\">\n<p class=\"has-emphasis-font-size\"><strong>&#8220;We still have a lot to learn about the effects of vessel noise on marine mammals, but there are strong indications that it is a significant stressor that could be affecting their chance of survival. And so, we need to take precautions now.&#8221;<\/strong>&nbsp;<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u2013 Honourable Marc Garneau, Minister of Transport, May 3, 2017<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-white-color has-text-color has-background has-link-color wp-elements-8dbdf6299362a393b4ea3c1793cbfd73 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"background:linear-gradient(180deg,rgb(30,112,132) 0%,rgb(0,176,202) 100%);margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--huge);padding-bottom:var(--wp--preset--spacing--huge)\">\n<h3 class=\"wp-block-heading\"><strong>Ways for vessel owners and operators to reduce ship noise:<\/strong><\/h3>\n\n\n\n<div style=\"height:1rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-top-color:#ffffff78;border-top-width:1px;border-bottom-color:#ffffff78;border-bottom-width:1px;padding-top:var(--wp--preset--spacing--medium);padding-bottom:var(--wp--preset--spacing--medium)\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<p class=\"has-text-color has-link-color has-emphasis-font-size wp-elements-29ecfc0eea7781ca69b41af980ce0e1a\" style=\"color:#aacf37\"><strong>Slow Down<\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p class=\"has-small-font-size\">Operate below the cavitation speed and avoid rapid acceleration<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--medium);padding-bottom:var(--wp--preset--spacing--medium)\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<p class=\"has-text-color has-link-color has-emphasis-font-size wp-elements-0c3b4d9168ef692b717a92b3ea59a7ad\" style=\"color:#65cb98\"><strong>Maintain<\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p class=\"has-small-font-size\">Maintain clean hulls and propellers to reduce cavitation<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--medium);padding-bottom:var(--wp--preset--spacing--medium)\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<p class=\"has-text-color has-link-color has-emphasis-font-size wp-elements-0f7408d5faae402d05d55727026c1aa9\" style=\"color:#a3cbe4\"><strong>Reroute<\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p class=\"has-small-font-size\">Alter route when in the immediate vicinity of whales or other marine mammals<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-bottom-color:#ffffff78;border-bottom-width:1px;margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--medium);padding-bottom:var(--wp--preset--spacing--medium)\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<p class=\"has-emphasis-font-size\"><strong>Design<\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p class=\"has-small-font-size\">Incorporate quieting measures, such as hull design and engine type, when new vessels are built<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-white-color has-custom-navy-background-color has-text-color has-background has-link-color wp-elements-428432501139c830b71bafe089c23a2b has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" id=\"initiatives-underway\" style=\"margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--huge);padding-bottom:var(--wp--preset--spacing--huge)\">\n<h2 class=\"wp-block-heading\">Initiatives Underway<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"margin-top:var(--wp--preset--spacing--small);margin-bottom:var(--wp--preset--spacing--medium);background-color:#00b0ca80;color:#00b0ca80\" \/>\n\n\n\n<p class=\"has-emphasis-font-size\"><strong>Currently in Canada, government agencies, universities, industry, Indigenous communities and non-governmental organizations are working to understand underwater noise and its impacts on marine life.<\/strong><\/p>\n\n\n\n<p class=\"has-small-font-size\">Research projects and initiatives on underwater noise and its impacts on marine life are underway at Canadian institutions, including work at&nbsp;<a href=\"http:\/\/www.dfo-mpo.gc.ca\/index-eng.htm\" target=\"_blank\" rel=\"noreferrer noopener\">Fisheries and Oceans Canada<\/a>,&nbsp;<a href=\"http:\/\/www.tc.gc.ca\/eng\/menu.htm\" target=\"_blank\" rel=\"noreferrer noopener\">Transport Canada<\/a>,&nbsp;<a href=\"http:\/\/www.navy-marine.forces.gc.ca\/en\/index.page\" target=\"_blank\" rel=\"noreferrer noopener\">Royal Canadian Navy<\/a>,&nbsp;<a href=\"https:\/\/oceanfrontierinstitute.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ocean Frontier Institute<\/a>,&nbsp;<a href=\"https:\/\/www.portvancouver.com\/about-us\/faq\/shipping-and-marine-mammals\/\" target=\"_blank\" rel=\"noreferrer noopener\">Port of Vancouver<\/a>&nbsp;and the&nbsp;<a href=\"https:\/\/www.portvancouver.com\/environment\/healthy-ecosystem\/echo\">ECHO Program<\/a>,&nbsp;<a href=\"http:\/\/www.wwf.ca\/conservation\/oceans\/orcasofthesalishsea\/\" target=\"_blank\" rel=\"noreferrer noopener\">World Wildlife Fund Canada<\/a>,&nbsp;<a href=\"http:\/\/www.vanaqua.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">Vancouver Aquarium<\/a>,&nbsp;<a href=\"https:\/\/canada.wcs.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">Wildlife Conservation Society of Canada<\/a>, and&nbsp;<a href=\"http:\/\/www.ecwinc.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">Eastern Charlotte Waterways<\/a>, among others. A number of these and other initiatives are described here:<\/p>\n\n\n\n<div style=\"height:2rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-text-color has-link-color wp-elements-b9e4ea179f3cc9f6fc1c45ce40f8a96a\" style=\"color:#65cb98\"><strong>National and International<\/strong><\/h3>\n\n\n<div class=\"accordion-stack\" >\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-1\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-1\" aria-controls=\"content-accordion-item-1\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Guidelines for Reducing Underwater Noise from Commercial Ships, International Maritime Organization<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-1\" aria-labelledby=\"summary-accordion-item-1\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>In 2014, the\u00a0<a class=\"underline\" href=\"http:\/\/www.imo.org\/en\/Pages\/Default.aspx\" target=\"_blank\" rel=\"noopener\">International Maritime Organization<\/a>\u00a0(IMO) adopted guidelines to reduce underwater noise from commercial ships<\/li>\n<li>The guidelines provide advice for designing quieter ships and for reducing noise from existing ships<\/li>\n<li>The guidelines also advise owners and operators on how to minimize noise through ship operations and maintenance<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"http:\/\/www.imo.org\/en\/MediaCentre\/HotTopics\/Documents\/833%20Guidance%20on%20reducing%20underwater%20noise%20from%20commercial%20shipping%2C.pdf\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-176 alignleft\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/imo-logo.png\" alt=\"\" width=\"180\" height=\"37\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-2\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-2\" aria-controls=\"content-accordion-item-2\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Quieting Ships to Protect the Marine Environment, Government of Canada and IMO<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-2\" aria-labelledby=\"summary-accordion-item-2\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>The Government of Canada hosted a multi-day technical workshop at the IMO\u2019s headquarters in London in January 2019<\/li>\n<li>The workshop brought together experts and policy makers to assess the benefits and barriers of using new ship designs and leading technologies to reduce underwater noise from ships<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/iaac-aeic.gc.ca\/050\/documents\/p80054\/129315E.pdf\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-180\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/GovtofCanada.png\" alt=\"\" width=\"180\" height=\"103\" \/><br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-176\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/imo-logo.png\" alt=\"\" width=\"180\" height=\"37\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-3\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-3\" aria-controls=\"content-accordion-item-3\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Canada\u2019s Oceans Protection Plan<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-3\" aria-labelledby=\"summary-accordion-item-3\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>As part of the $1.5 billion Oceans Protection Plan announced in November 2016, the Government of Canada offers new protections for whales and a commitment to better understand the cumulative effects of shipping on marine mammals such as Southern Resident killer whales, belugas and North Atlantic right whales, with additional commitments since to support new research<\/li>\n<li>Work is underway to establish baselines for underwater noise and options to mitigate those effects<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/www.tc.gc.ca\/eng\/canada-oceans-protection-plan.html\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-183\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/canada-logo.png\" alt=\"\" width=\"116\" height=\"29\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-4\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-4\" aria-controls=\"content-accordion-item-4\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Fisheries Act &#8211; Regulations for Approaching Marine Mammals, Fisheries and Oceans Canada<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-4\" aria-labelledby=\"summary-accordion-item-4\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>The\u00a0<a class=\"underline italic\" href=\"https:\/\/laws-lois.justice.gc.ca\/eng\/acts\/f-14\/\" target=\"_blank\" rel=\"noopener\">Fisheries Act<\/a>\u00a0forbids coming within 100 m of any marine mammal in Canadian waters<\/li>\n<li>These regulations prescribe actions to be taken by vessels in the presence of marine mammals, including speed limits, control of echo sounders and minimum distances to keep away ranging from 400 m in certain habitat areas to 50 m in parts of the Churchill estuary depending on the species, its status and location. Details can be found\u00a0<a class=\"underline\" href=\"https:\/\/www.dfo-mpo.gc.ca\/species-especes\/mammals-mammiferes\/watching-observation\/index-eng.html\" target=\"_blank\" rel=\"noopener\">here<\/a><\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"http:\/\/www.dfo-mpo.gc.ca\/species-especes\/mammals-mammiferes\/watching-observation\/infographic\/100-200-400-eng.html\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-180\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/GovtofCanada.png\" alt=\"\" width=\"180\" height=\"103\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-5\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-5\" aria-controls=\"content-accordion-item-5\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Marine Environmental Observation Prediction and Response Network (MEOPAR)<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-5\" aria-labelledby=\"summary-accordion-item-5\" >\n                    <div >\n\t\t\t\t\t\t<p>MEOPAR is involved in several projects related to underwater noise, including:<\/p>\n<ul>\n<li><a class=\"underline\" href=\"https:\/\/meopar.wordpress.com\/about\/\" target=\"_blank\" rel=\"noopener\">NEMES project<\/a>\u00a0modeling ship movements to predict the exposure of animals to vessel noise<\/li>\n<li>WHaLE project (Whales, Habitat and Listening Experiment) to give better information on whale locations to mariners on the Atlantic and Pacific coasts<\/li>\n<li>Building a Marine Mammal and Maritime Traffic Simulator for the St. Lawrence Estuary<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"http:\/\/meopar.ca\/\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-184\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/meopar-logo.png\" alt=\"\" width=\"129\" height=\"82\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-6\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-6\" aria-controls=\"content-accordion-item-6\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Ocean Networks Canada (ONC)<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-6\" aria-labelledby=\"summary-accordion-item-6\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>Ocean Networks Canada monitors Canada\u2019s coasts to continuously deliver real-time data to support evidence-based decision-making on ocean management, disaster mitigation and environmental protection<\/li>\n<li>Ocean Networks Canada\u2019s hydrophones and listening stations listen live and archive sound in the ocean from Vancouver, British Columbia to Cambridge Bay, Nunavut<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"http:\/\/www.oceannetworks.ca\/sights-sounds\/live-audio\/\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-185\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/ocean-networks-logo.png\" alt=\"\" width=\"91\" height=\"90\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-7\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-7\" aria-controls=\"content-accordion-item-7\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Performance Indicators for Underwater Noise, Green Marine Environmental Certification Program<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-7\" aria-labelledby=\"summary-accordion-item-7\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>In 2017,\u00a0<a class=\"underline\" href=\"https:\/\/green-marine.org\/\" target=\"_blank\" rel=\"noopener\">Green Marine<\/a>\u00a0introduced two new performance indicators addressing underwater noise emanating from ships and port activities respectively, with the goal of reducing the impact of noise on marine mammals<\/li>\n<li>As of 2018, ports and ship owners operating in salt water need to meet the underwater noise indicators\u2019 criteria to earn a Green Marine certification<\/li>\n<li>These new indicators are intended to encourage the maritime industry to work in collaboration with the scientific community to collect data on noise emissions that can be used to develop further strategies for noise reduction<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/green-marine.org\/certification\/scope-and-criteria\/\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-186\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/green-marine-logo.png\" alt=\"\" width=\"80\" height=\"103\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\n<\/div><!-- .accordion-stack -->\n\n\n\n<div style=\"height:2rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-text-color has-link-color wp-elements-0120f7b2ba56e9f031ffec55118f947b\" style=\"color:#65cb98\"><strong>Atlantic and Gulf of St. Lawrence<\/strong><\/h3>\n\n\n<div class=\"accordion-stack\" >\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-1\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-1\" aria-controls=\"content-accordion-item-1\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Impacts of Rerouting Marine Traffic in the St. Lawrence Estuary, Government of Canada<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-1\" aria-labelledby=\"summary-accordion-item-1\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>In 2014, Fisheries and Oceans Canada examined marine traffic exposure of St. Lawrence Estuary belugas under actual and proposed commercial shipping routes to determine effects on this whale population<\/li>\n<li>The study found that rerouting marine traffic from the North to South Channel of the St. Lawrence Estuary would increase the vessel noise exposure of the female and juvenile belugas important to the recovery of this endangered species<\/li>\n<li>The study recommended that maintaining the major vessel route in the North Channel would minimize impacts on belugas<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"http:\/\/waves-vagues.dfo-mpo.gc.ca\/Library\/352155.pdf\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-183\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/canada-logo.png\" alt=\"\" width=\"116\" height=\"29\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-2\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-2\" aria-controls=\"content-accordion-item-2\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Tracking Marine Mammals and Vessels in the St. Lawrence, Government of Quebec<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-2\" aria-labelledby=\"summary-accordion-item-2\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>The Government of Quebec is investing $2.1 million over five years in a program to develop 3D simulator technology to track the movements of marine animals and boats in the St. Lawrence<\/li>\n<li>The program is a collaboration between the Universit\u00e9 du Qu\u00e9bec en Outaouais, Fisheries and Oceans Canada and the Group for Research and Education on Marine Mammals (GREMM)<\/li>\n<li>The model is envisioned to assist in evaluating the relative impact of different marine traffic scenarios on belugas and support government decision making to reduce ship strikes and noise pollution in the St. Lawrence<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/baleinesendirect.org\/en\/decouvrir\/la-recherche-sur-les-baleines\/les-chercheurs\/clement-chion\/\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-189\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/GovtQuebec.png\" alt=\"\" width=\"131\" height=\"103\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-3\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-3\" aria-controls=\"content-accordion-item-3\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Underwater Listening Stations in the St. Lawrence, Government of Canada<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-3\" aria-labelledby=\"summary-accordion-item-3\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>In 2018, Fisheries and Oceans Canada installed 10 underwater listening stations (hydrophones) to learn more about the endangered St. Lawrence beluga population and better inform future policy to enhance beluga protection<\/li>\n<li>The listening stations will provide data about both ship noise and belugas to identify what levels of noise the belugas are exposed to, in which areas, and for how long<\/li>\n<li>The research is expected to continue until 2022<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/www.canada.ca\/en\/environment-climate-change\/services\/species-risk-public-registry\/action-plans\/beluga-whale-st-lawrence-estuary-2019-proposed.html#toc3\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-183\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/canada-logo.png\" alt=\"\" width=\"116\" height=\"29\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-4\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-4\" aria-controls=\"content-accordion-item-4\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Vessel Slowdown in the Gulf of St. Lawrence, Government of Canada<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-4\" aria-labelledby=\"summary-accordion-item-4\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>In August 2017, after the death of twelve North Atlantic right whales in Canadian waters, Fisheries and Oceans Canada announced new regulations to protect this endangered species in the Gulf of St. Lawrence<\/li>\n<li>In 2018, the mandatory speed restrictions\u00a0in the western Gulf of St. Lawrence\u00a0were reinstated from April to November 2018 and no North Atlantic right whales were found dead in Canadian waters in 2018<\/li>\n<li>In 2019, the government announced an updated plan, developed with interested stakeholders, to protect endangered North Atlantic right whales while sustaining and growing the ocean economy of eastern Canada<\/li>\n<li>The mandatory vessel slowdown when whales are present is reinstated as of April 2019<\/li>\n<li>The seasonal mandatory vessel slowdown when whales are present was reinstated from April to November 2019<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/clearseas.org\/en\/blog\/endangered-north-atlantic-right-whales\/\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-183\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/canada-logo.png\" alt=\"\" width=\"116\" height=\"29\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\n<\/div><!-- .accordion-stack -->\n\n\n\n<div style=\"height:2rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-text-color has-link-color wp-elements-7e0799aa75746b50b8c73a30358bc933\" style=\"color:#65cb98\"><strong>Pacific<\/strong><\/h3>\n\n\n<div class=\"accordion-stack\" >\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-1\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-1\" aria-controls=\"content-accordion-item-1\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Government of Canada Measures to Reduce Southern Resident Killer Whale Disturbances<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-1\" aria-labelledby=\"summary-accordion-item-1\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>On May 10, 2019, the Government of Canada announced a series of protective\u00a0<a class=\"underline\" href=\"https:\/\/www.canada.ca\/en\/fisheries-oceans\/news\/2019\/05\/government-of-canada-outlines-its-2019-plan-for-protecting-southern-resident-killer-whales.html\" target=\"_blank\" rel=\"noopener\">measures<\/a>. This included a five-year conservation agreement with leading shipping groups to reduce disturbance to Southern Resident killer whales from large commercial vessels that operate in their\u00a0<a class=\"underline\" href=\"http:\/\/www.pac.dfo-mpo.gc.ca\/consultation\/sara-lep\/killerwhales-epaulards\/faq-eng.html\" target=\"_blank\" rel=\"noopener\">habitat<\/a>\u00a0and visit the Port of Vancouver.<\/li>\n<li>The Canadian Government is also entering into an agreement with the Pacific Whale Watch Association who will refrain from offering Southern Resident killer whale tours and will commit to taking other stewardship actions.<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/www.dfo-mpo.gc.ca\/species-especes\/mammals-mammiferes\/watching-observation\/index-eng.html\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-180\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/GovtofCanada.png\" alt=\"\" width=\"180\" height=\"103\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-2\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-2\" aria-controls=\"content-accordion-item-2\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Haro Strait Vessel Slowdown Trial, Enhancing Cetacean Habitat and Observation (ECHO) Program<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-2\" aria-labelledby=\"summary-accordion-item-2\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>Following a\u00a0<a class=\"underline\" href=\"https:\/\/www.portvancouver.com\/wp-content\/uploads\/2017\/01\/Regional-Ocean-Noise-Contributors.pdf\" target=\"_blank\" rel=\"noopener\">2016 analysis<\/a>\u00a0of regional ocean noise contributors, this trial aims to understand the relationship between vessel speed, underwater noise and the predicted effects on endangered Southern Resident killer whales in an important summer feeding area, using hydrophone data and computer modelling to simulate the effects on whale behaviour<\/li>\n<li>The analysis from this trial will help determine implications of slowing vessels down in Southern Resident killer whale habitat<\/li>\n<li>Between August and October in 2017, all commercial vessels transiting Haro Strait were asked to slow down to 11 knots<\/li>\n<li>Average speeds in this area typically range from 18 knots for container vessels to 13 knots for bulk carriers and the slowdown introduced delays of approximately 30-60 minutes depending on conditions and vessel type<\/li>\n<li>In 2018, the trial was refined based on 2017 results to include different speeds for different vessel types, ranging from 12.5 to 15 knots, to optimize noise reduction with dynamic start and end dates to maximize vessel participation and benefits to the whales<\/li>\n<li>The optimized speed reductions in 2018 added approximately 9-15 minutes of travel time, depending on vessel type<\/li>\n<li>Industry participation in this voluntary trial was 61% in 2017 and 88% in 2018<\/li>\n<li>The voluntary ship slowdown area was reintroduced and expanded through Haro Strait and Boundary Pass from June 1 to September 30, 2019, with two-week extensions until October 31 if Southern Resident killer whales are present. Details can be found\u00a0<a class=\"underline\" href=\"https:\/\/www.portvancouver.com\/news-and-media\/news\/expanded-voluntary-ship-slowdown-through-haro-strait-and-boundary-pass-set-to-begin\/\" target=\"_blank\" rel=\"noopener\">here<\/a>.<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/www.portvancouver.com\/news-and-media\/news\/expanded-voluntary-ship-slowdown-through-haro-strait-and-boundary-pass-set-to-begin\/\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-190\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/port-of-vancouver-logo.png\" alt=\"\" width=\"131\" height=\"30\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-3\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-3\" aria-controls=\"content-accordion-item-3\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">EcoAction Program, Port of Vancouver<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-3\" aria-labelledby=\"summary-accordion-item-3\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>Following a study on vessel quieting design, technology and maintenance options conducted by the ECHO Program, the Port of Vancouver introduced noise-reduction measures in 2017 to its EcoAction Program to encourage ships trading in the area to quiet the waters<\/li>\n<li>Canada was the first country in the world to provide incentives for quieter ships<\/li>\n<li>In 2019, the Port of Vancouver increased the number of eligible underwater noise-reducing options<\/li>\n<li>Ships with eligible technology or environmental certification can apply for reduced harbour dues of up to 60 per cent<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/www.portvancouver.com\/sites\/default\/files\/2025-12\/2026%20EcoAction%20infographic-EN.pdf\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-190\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/port-of-vancouver-logo.png\" alt=\"\" width=\"131\" height=\"30\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-4\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-4\" aria-controls=\"content-accordion-item-4\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Green Wave Environmental Incentive Program, Port of Prince Rupert<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-4\" aria-labelledby=\"summary-accordion-item-4\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>The Green Wave program added criteria for vessels to reduce underwater noise through mechanisms such as environmental programs, classification societies, or technology<\/li>\n<li>The Port of Prince Rupert was one of the first ports to implement incentives for quieter vessels through reduced harbour dues<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/files-rupertport-com.s3.amazonaws.com\/pages\/45\/Port%20of%20Prince%20Rupert%20Green%20Wave%20Program%202019.pdf?Signature=ZNbCuCS4fgTs25ot9sE1xoPe09E%3D&amp;AWSAccessKeyId=AKIAJT7NKA535OKDFPBQ&amp;Expires=1861904633\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-191\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/port-of-prince-rupert-logo.png\" alt=\"\" width=\"125\" height=\"24\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-5\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-5\" aria-controls=\"content-accordion-item-5\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Strait of Juan de Fuca Lateral Displacement Trial, ECHO Program<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-5\" aria-labelledby=\"summary-accordion-item-5\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>Building on the efforts of the Haro Strait Slowdown Trial, a lateral displacement trial began in 2018 to study how moving vessels away from key Southern Resident killer whale foraging areas would affect underwater noise levels in those areas<\/li>\n<li>The trial was proposed with the support and collaboration of Fisheries and Oceans Canada, the US Coast Guard, Indigenous communities, environmental and conservation groups, and Canadian and US marine transportation industry<\/li>\n<li>The voluntary trial began in late August and ended in October 2018<\/li>\n<li>Between June 17 and October 31, 2019, all tugs and barges transiting the Canadian inshore area of the Strait of Juan de Fuca are requested to move south of known killer whale feeding areas<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/www.portvancouver.com\/environment\/water-land-wildlife\/echo-program\/lateraldisplacement\/\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-190\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/port-of-vancouver-logo.png\" alt=\"\" width=\"131\" height=\"30\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-6\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-6\" aria-controls=\"content-accordion-item-6\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">Whales in our Waters Tutorial, BC Ferries, ECHO Program and Ocean Wise<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-6\" aria-labelledby=\"summary-accordion-item-6\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>The\u00a0Whales in our Waters\u00a0tutorial was designed to help mariners recognize and report local whales and learn best practices for navigating ships in the presence of whales<\/li>\n<li>Regional mariners, particularly those operating large vessels such as ferries, cargo ships or tugs, are encouraged to complete the tutorial before the summer season, when many whale species return to the Salish Sea to feed<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/echolearn.portvancouver.com\/\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-190\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/port-of-vancouver-logo.png\" alt=\"\" width=\"131\" height=\"30\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n            <div class=\"accordion-details has-fade-in-up accordion-item-7\" data-open=\"false\"  style=\"border-bottom: 1px solid #ffffff\">\n                <div class=\"accordion-summary\" id=\"summary-accordion-item-7\" aria-controls=\"content-accordion-item-7\" aria-expanded=\"false\" tabindex=\"0\">\n\t\t\t\t\t                    <div class=\"accordion-title\"  style=\"color: #ffffff\">WhaleReport Alert System, Ocean Wise<\/div>\n                    <div class=\"accordion-toggle\">\n                        <svg width=\"30\" height=\"30\" viewBox=\"0 0 100 100\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                            <rect x=\"45\" y=\"20\" width=\"8\" height=\"60\" fill=\"#ffffff\"\/>\n                            <rect x=\"20\" y=\"45\" width=\"60\" height=\"8\" fill=\"#ffffff\"\/>\n                        <\/svg>\n                    <\/div>\n                <\/div><!-- .accordion-summary -->\n                <div class=\"accordion-content\"  id=\"content-accordion-item-7\" aria-labelledby=\"summary-accordion-item-7\" >\n                    <div >\n\t\t\t\t\t\t<ul>\n<li>Following the\u00a0<a class=\"underline\" href=\"http:\/\/wildwhales.org\/wp-content\/uploads\/2017\/07\/BCCSN_MarinersGuide_161025-proof.pdf\" target=\"_blank\" rel=\"noopener\">Mariner\u2019s Guide to Whales, Dolphins, and Porpoises of Western Canada<\/a>\u00a0and with funding from the Government of Canada, Ocean Wise developed and deployed a mobile and desktop-based program to alert commercial mariners to the presence of whales<\/li>\n<li>This system expands vessel monitoring systems and capabilities to enable commercial ships to avoid whales in real time and was developed in collaboration with the shipping industry, coastal pilots, BC Ferries, and the Ports of Prince Rupert and Vancouver<\/li>\n<\/ul>\n<p><strong><a class=\"initiatives__cta\" href=\"https:\/\/research.ocean.org\/project\/whalereport-alert-system\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-192\" src=\"https:\/\/clearseas.org\/underwaternoise\/wp-content\/uploads\/sites\/22\/2024\/08\/Oceanwise.png\" alt=\"\" width=\"131\" height=\"103\" \/><\/p>\n                    <\/div>\n                <\/div><!-- .accordion-content -->\n            <\/div><!-- .accordion-details -->\n\n\t\t\t\t\t\t\n<\/div><!-- .accordion-stack -->\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull has-white-color has-text-color has-background has-link-color wp-elements-037a88187e862680bd5dc933c13af9ca is-layout-flow wp-block-group-is-layout-flow\" id=\"about-clear-seas\" style=\"background:linear-gradient(180deg,rgb(30,112,132) 0%,rgb(0,176,202) 100%);margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--huge);padding-bottom:var(--wp--preset--spacing--huge)\">\n<div class=\"wp-block-group alignwide has-global-padding is-layout-constrained wp-container-core-group-is-layout-da7f0b59 wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading\">About Clear Seas<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background is-style-dashed\" style=\"margin-top:var(--wp--preset--spacing--small);margin-bottom:var(--wp--preset--spacing--medium);background-color:#00b0ca80;color:#00b0ca80\" \/>\n\n\n\n<p class=\"has-emphasis-font-size\"><strong><strong>Clear Seas is a Canadian not-for-profit organization that provides independent fact-based information to enable governments, industry, and the public to make informed decisions on marine shipping issues. We work to build awareness and trust so that all people can feel a part of the marine sector. Our vision is a sustainable marine shipping sector that is safe, vibrant, and inclusive, both now and for future generations.<\/strong><\/strong><\/p>\n\n\n\n<div style=\"height:1rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-small-font-size\">As an independent research centre, Clear Seas operates at arm\u2019s length from our funders. Our research agenda is defined internally in response to current issues, reviewed by our research advisory committee, and approved by our board of directors.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-small-font-size\">Our board of directors is composed of mariners, scientists, community leaders, engineers and industry executives with decades of experience investigating human, environmental and economic issues related to our oceans, coastlines and waterways.<\/p>\n\n\n\n<p class=\"has-small-font-size\">Our reports and findings are available to the public at&nbsp;<a href=\"https:\/\/clearseas.org\/underwater-noise\/\" target=\"_blank\" rel=\"noreferrer noopener\">clearseas.org\/en<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:1rem\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-outline is-style-outline--1\"><a class=\"wp-block-button__link has-white-color has-text-color has-link-color wp-element-button\" href=\"#citations\">Sources &amp; Citations<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n<div id=\"citations\" class=\"basic-popup\">\n    <div class=\"popup-overlay\"><\/div>\n    <div class=\"popup-content\">\n        <div class=\"popup-content-inner\">\n            <div class=\"popup-content-header\">\n                <span class=\"popup-close\"><i class=\"far fa-times\"><\/i><\/span>\n            <\/div>\n            <div class=\"popup-content-body\">\n                <div class=\"acf-innerblocks-container\">\n\n<h2 class=\"wp-block-heading has-accent-color has-text-color has-link-color wp-elements-3c2163231bc64c334ac1d12c18d620f8\" style=\"text-transform:capitalize\"><strong>Sources &amp; Citations<\/strong><\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Council of Canadian Academies. (2017).&nbsp;<em><a href=\"https:\/\/clearseas.org\/en\/research_project\/the-value-of-canadian-commercial-shipping\/\" target=\"_blank\" rel=\"noreferrer noopener\">The Value of Commercial Marine Shipping to Canada<\/a>.<\/em><\/li>\n\n\n\n<li>Hildebrand, J. A. (2005).&nbsp;<a href=\"https:\/\/escholarship.org\/content\/qt8997q8wj\/qt8997q8wj.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Impacts of anthropogenic sound<\/a>. In J. E. Reynolds III, (Ed.),&nbsp;<em>Marine Mammal Research: Conservation Beyond Crisis<\/em>&nbsp;(pp.101-124). Baltimore: The John Hopkins University Press.<\/li>\n\n\n\n<li>Hildebrand, J. A. (2009).&nbsp;<a href=\"https:\/\/www.int-res.com\/articles\/theme\/m395p005.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Anthropogenic and natural sources of ambient noise in the ocean<\/a>.&nbsp;<em>Marine Ecology Progress Series, 395,<\/em>&nbsp;5-20.<\/li>\n\n\n\n<li>Sound recordings courtesy of:&nbsp;<a href=\"https:\/\/dosits.org\/galleries\/audio-gallery\/other-natural-sounds\/rainfall\/\" target=\"_blank\" rel=\"noreferrer noopener\">Rain<\/a>&nbsp;\u2013 Sonatech, Inc.;&nbsp;<a href=\"https:\/\/soundcloud.com\/oceannetworkscanada\/japanese-earthquake-march-11-2011\" target=\"_blank\" rel=\"noreferrer noopener\">Earthquakes<\/a>&nbsp;\u2013&nbsp;<a href=\"http:\/\/www.oceannetworks.ca\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ocean Networks Canada<\/a>;&nbsp;<a href=\"https:\/\/dosits.org\/galleries\/audio-gallery\/other-natural-sounds\/hydrothermal-vents\/\" target=\"_blank\" rel=\"noreferrer noopener\">Hydrothermal Vents<\/a>&nbsp;\u2013&nbsp;<a href=\"http:\/\/www.fluidcontinuity.org\/research\/ventsounds\/\" target=\"_blank\" rel=\"noreferrer noopener\">Tim Crone<\/a>;&nbsp;<a href=\"https:\/\/dosits.org\/galleries\/audio-gallery\/other-natural-sounds\/lightning\/\" target=\"_blank\" rel=\"noreferrer noopener\">Storms<\/a>&nbsp;\u2013&nbsp;<a href=\"https:\/\/ncpa.olemiss.edu\/\" target=\"_blank\" rel=\"noreferrer noopener\">Henry Bass, Roy Arnold and Anthony Atchley<\/a>;&nbsp;<a href=\"https:\/\/soundcloud.com\/oceannetworkscanada\/sets\/arctic-sounds\" target=\"_blank\" rel=\"noreferrer noopener\">Cracking Ice<\/a>&nbsp;\u2013&nbsp;<a href=\"http:\/\/www.oceannetworks.ca\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ocean Networks Canada<\/a>;&nbsp;<a href=\"https:\/\/dosits.org\/galleries\/audio-gallery\/marine-invertebrates\/mantis-shrimp\/\" target=\"_blank\" rel=\"noreferrer noopener\">Marine Life<\/a>&nbsp;\u2013&nbsp;<a href=\"https:\/\/pateklab.biology.duke.edu\/about-2\/about\/\" target=\"_blank\" rel=\"noreferrer noopener\">Sheila Patek<\/a>;&nbsp;<a href=\"https:\/\/soundcloud.com\/earthviberecordings\/ocean-waves-hydrophone\" target=\"_blank\" rel=\"noreferrer noopener\">Surface Waves<\/a>&nbsp;\u2013 Earth Vibes;&nbsp;<a href=\"https:\/\/soundcloud.com\/nwnewsnetwork\/orca-pod-calls-drowned-out-by-passing-ship\" target=\"_blank\" rel=\"noreferrer noopener\">Ship Passing Pod of Orcas<\/a>&nbsp;\u2013&nbsp;<a href=\"http:\/\/orcalab.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">OrcaLab<\/a>;&nbsp;<a href=\"https:\/\/soundcloud.com\/nwnewsnetwork\/orca-pod-calls-drowned-out-by-passing-ship\" target=\"_blank\" rel=\"noreferrer noopener\">Commercial Vessels<\/a>&nbsp;\u2013&nbsp;<a href=\"http:\/\/orcalab.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">OrcaLab<\/a>;&nbsp;<a href=\"https:\/\/soundcloud.com\/oceannetworkscanada\/sets\/human-sounds\" target=\"_blank\" rel=\"noreferrer noopener\">Recreational Vessels<\/a>&nbsp;\u2013&nbsp;<a href=\"http:\/\/www.oceannetworks.ca\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ocean Networks Canada<\/a>;&nbsp;<a href=\"https:\/\/soundcloud.com\/oceannetworkscanada\/sets\/arctic-sounds\" target=\"_blank\" rel=\"noreferrer noopener\">Snowmobile on Ice<\/a>&nbsp;\u2013&nbsp;<a href=\"http:\/\/www.oceannetworks.ca\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ocean Networks Canada<\/a>; Pile Driving \u2013&nbsp;<a href=\"http:\/\/www.orcasound.net\/\" target=\"_blank\" rel=\"noreferrer noopener\">Orca Sound<\/a>;&nbsp;<a href=\"https:\/\/soundcloud.com\/oceannetworkscanada\/sonar-pings-and-sweeps\" target=\"_blank\" rel=\"noreferrer noopener\">Sonar<\/a>&nbsp;\u2013&nbsp;<a href=\"http:\/\/www.oceannetworks.ca\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ocean Networks Canada<\/a>; Seismic Experiments \u2013&nbsp;<a href=\"http:\/\/www.jandaenterprises.com\/sounds.htm\" target=\"_blank\" rel=\"noreferrer noopener\">J &amp; A Enterprises, Inc.<\/a><\/li>\n\n\n\n<li>Transport Canada. (2017).&nbsp;<em><a href=\"https:\/\/www.tc.gc.ca\/eng\/anthropogenic-underwater-noise.html\" target=\"_blank\" rel=\"noreferrer noopener\">Understanding Anthropogenic Underwater Noise<\/a>.<\/em><\/li>\n\n\n\n<li>Ross, D. (1976).&nbsp;<em><a href=\"http:\/\/ocr.org\/ocr\/pdfs\/marine_protection\/Ross_Prediction_Mech_of_Underwater_Noise_Excerpt.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Mechanics of underwater noise<\/a>. Pasadena: Pergamon Press.<\/em><\/li>\n\n\n\n<li>The International Maritime Organization. (2013).&nbsp;<em><a href=\"http:\/\/ocr.org\/ocr\/pdfs\/policy\/2014_Shipping_Noise_Guidelines_IMO.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Noise from commercial shipping and its adverse impacts on marine life<\/a>.<\/em><\/li>\n\n\n\n<li>Veirs, S., Veirs, V., and Wood, J. D. (2016).&nbsp;<a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC4800784\/citedby\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ship noise extends to frequencies used for echolocation by endangered killer whales<\/a>.&nbsp;<em>PeerJ.&nbsp;<small>doi:&nbsp;10.7717\/peerj.1657<\/small><\/em><\/li>\n\n\n\n<li>Lesage, V., Barrette, C., Kingsley, M. C. S., and Sjare, B. (1999).&nbsp;<a href=\"http:\/\/www.beamreach.org\/research\/acoustics\/compensation\/lesage%2B99.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">The effect of vessel noise on the vocal behavior of belugas in the St. Lawrence river estuary, Canada<\/a>.&nbsp;<em>Marine Mammal Science, 15<\/em>(1), 65-84.<\/li>\n\n\n\n<li>Discovery of Sound in the Sea. (2017).&nbsp;<em><a href=\"https:\/\/dosits.org\/galleries\/audio-gallery\/marine-mammals\/toothed-whales\/beluga-whale-white-whale\/\" target=\"_blank\" rel=\"noreferrer noopener\">Beluga whale, white whale<\/a>.<\/em><\/li>\n\n\n\n<li>Discovery of Sound in the Sea. (2017).&nbsp;<em><a href=\"https:\/\/dosits.org\/galleries\/audio-gallery\/marine-mammals\/baleen-whales\/north-atlantic-right-whale\/\" target=\"_blank\" rel=\"noreferrer noopener\">North Atlantic Right Whale<\/a>.<\/em><\/li>\n\n\n\n<li>Orca Network (2017).&nbsp;<em><a href=\"https:\/\/www.orcanetwork.org\/Main\/index.php?categories_file=Births%20and%20Deaths\" target=\"_blank\" rel=\"noreferrer noopener\">Southern Resident Orca Community Demographics, Composition of Pods, Births and Deaths since 1998<\/a>.<\/em><\/li>\n\n\n\n<li>Port of Vancouver. (2017).&nbsp;<em><a href=\"https:\/\/www.portvancouver.com\/environment\/water-land-wildlife\/echo-program\/\" target=\"_blank\" rel=\"noreferrer noopener\">ECHO Program<\/a>.<\/em><\/li>\n\n\n\n<li>Fisheries and Oceans Canada. (2017).&nbsp;<em><a href=\"http:\/\/www.dfo-mpo.gc.ca\/csas-sccs\/Schedule-Horraire\/2017\/05_30-01-eng.html\" target=\"_blank\" rel=\"noreferrer noopener\">Evaluation of the Scientific Evidence to Inform the Probability of Effectiveness of Mitigation Measures in Reducing Shipping-Related Noise Levels Received by Southern Resident Killer Whales<\/a>.<\/em><\/li>\n\n\n\n<li>Fisheries and Oceans Canada. (2017).&nbsp;<em><a href=\"http:\/\/www.dfo-mpo.gc.ca\/species-especes\/profiles-profils\/rightwhaleNA-baleinenoireAN-eng.html\">North Atlantic Right Whale<\/a>.<\/em><\/li>\n\n\n\n<li>Canadian Whale Institute. (2017).&nbsp;<em><a href=\"https:\/\/www.canadianwhaleinstitute.ca\/changing-marine-policy-to-protect-right-whales\" target=\"_blank\" rel=\"noreferrer noopener\">Changing Marine Policy to Protect Right Whales<\/a>.<\/em><\/li>\n\n\n\n<li>Fisheries and Oceans Canada. (2017).&nbsp;<em><a href=\"http:\/\/www.dfo-mpo.gc.ca\/species-especes\/profiles-profils\/belugaStLa-eng.html\" target=\"_blank\" rel=\"noreferrer noopener\">Beluga Whale (St. Lawrence Estuary population)<\/a>.<\/em><\/li>\n\n\n\n<li>Species at Risk Public Registry. (2017).&nbsp;<em><a href=\"https:\/\/www.canada.ca\/en\/environment-climate-change\/services\/species-risk-public-registry.html\">Species Profile<\/a>.<\/em><\/li>\n<\/ol>\n\n<\/div>\n            <\/div>\n        <\/div>\n    <\/div>\n<\/div>\n\n\n\n<script>\n    \/\/ Check if the array exists; if not, initialize it\n    var validPopupIds = validPopupIds || [];\n    validPopupIds.push(\"citations\");\n<\/script>","protected":false},"excerpt":{"rendered":"<p>Each day, Canadians benefit from commercial marine shipping[1].&nbsp;However, these activities which we rely upon for global trade take place across many complex ecosystems that are home to at-risk marine life such as whales. With increased marine traffic in Canada\u2019s coastal waters comes an increase in underwater noise from vessels \u2013 and a need to understand [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-6","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/clearseas.org\/underwater-noise\/wp-json\/wp\/v2\/pages\/6","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/clearseas.org\/underwater-noise\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/clearseas.org\/underwater-noise\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/clearseas.org\/underwater-noise\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/clearseas.org\/underwater-noise\/wp-json\/wp\/v2\/comments?post=6"}],"version-history":[{"count":15,"href":"https:\/\/clearseas.org\/underwater-noise\/wp-json\/wp\/v2\/pages\/6\/revisions"}],"predecessor-version":[{"id":327,"href":"https:\/\/clearseas.org\/underwater-noise\/wp-json\/wp\/v2\/pages\/6\/revisions\/327"}],"wp:attachment":[{"href":"https:\/\/clearseas.org\/underwater-noise\/wp-json\/wp\/v2\/media?parent=6"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}