Apply the OLP in these units https://manoa.hawaii.edu/exploringourfluidearth/ en Compare-Contrast-Connect: Marine Mammal Decline and Conservation https://manoa.hawaii.edu/exploringourfluidearth/biological/mammals/evidence-common-ancestry-and-diversity/compare-contrast-connect-marine-mammal-decline-and-conservation <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--title--special-feature-page.html.twig x field--node--title.html.twig * field--node--special-feature-page.html.twig * field--title.html.twig * field--string.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--node--title.html.twig' --> <span class="field field--name-title field--type-string field--label-hidden">Compare-Contrast-Connect: Marine Mammal Decline and Conservation</span> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--node--title.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--field-display-title--special-feature-page.html.twig * field--node--field-display-title.html.twig * field--node--special-feature-page.html.twig * field--field-display-title.html.twig * field--string.html.twig x field.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --> <div class="field field--name-field-display-title field--type-string field--label-visually_hidden"> <div class="field__label visually-hidden">Title</div> <div class="field__item"><h2>Compare-Contrast-Connect: Marine Mammal Decline and Conservation</h2> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--uid--special-feature-page.html.twig x field--node--uid.html.twig * field--node--special-feature-page.html.twig * field--uid.html.twig * field--entity-reference.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--node--uid.html.twig' --> <span class="field field--name-uid field--type-entity-reference field--label-hidden"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'username' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/user/username.html.twig' --> <a title="View user profile." href="/exploringourfluidearth/users/fyang" class="username">fyang</a> <!-- END OUTPUT from 'core/themes/classy/templates/user/username.html.twig' --> </span> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--node--uid.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--created--special-feature-page.html.twig x field--node--created.html.twig * field--node--special-feature-page.html.twig * field--created.html.twig * field--created.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--node--created.html.twig' --> <span class="field field--name-created field--type-created field--label-hidden">Thu, 09/14/2017 - 14:50</span> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--node--created.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--field-standards-ngss-cc--special-feature-page.html.twig * field--node--field-standards-ngss-cc.html.twig * field--node--special-feature-page.html.twig * field--field-standards-ngss-cc.html.twig * field--entity-reference.html.twig x field.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --> <div class="field field--name-field-standards-ngss-cc field--type-entity-reference field--label-above field--depth-1"> <div class="field__label">NGSS Crosscutting Concepts</div> <div class="field__items"> <div class="field__item"><a href="/exploringourfluidearth/curriculum-alignment/ngss/cc/cause-and-effect" hreflang="en">Cause and Effect</a></div> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--field-toc--special-feature-page.html.twig * field--node--field-toc.html.twig * field--node--special-feature-page.html.twig * field--field-toc.html.twig * field--entity-reference.html.twig x field.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --> <div class="field field--name-field-toc field--type-entity-reference field--label-above"> <div class="field__label">Table of Contents</div> <div class="field__item"><a href="/exploringourfluidearth/toc/biological/mammals/evidence-common-ancestry-and-diversity/compare-contrast-connect-marine-mammal-decline-and-conservation" hreflang="en">Compare-Contrast-Connect: Marine Mammal Decline and Conservation</a></div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--comment-node-special-feature-p--special-feature-page.html.twig * field--node--comment-node-special-feature-p.html.twig * field--node--special-feature-page.html.twig * field--comment-node-special-feature-p.html.twig x field--comment.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--comment.html.twig' --> <section class="field field--name-comment-node-special-feature-p field--type-comment field--label-hidden comment-wrapper"> </section> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--comment.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'links__node' --> <!-- FILE NAME SUGGESTIONS: x links--node.html.twig x links--node.html.twig * links.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/content/links--node.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/content/links--node.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--body--special-feature-page.html.twig * field--node--body.html.twig * field--node--special-feature-page.html.twig * field--body.html.twig x field--text-with-summary.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-with-summary.html.twig' --> <div class="clearfix text-formatted field field--name-body field--type-text-with-summary field--label-hidden field__item"><p>Worldwide, most marine mammals are threatened with extinction due to human activities (SF Fig. 6.1; SF Table 6.1). Several species have already been driven to extinction. The Steller’s sea cow was last observed in the wild in 1768, only 27 years after its discovery by western explorers. More recently, the sea mink was last observed in 1894, the Caribbean monk seal was last observed in 1952, the Baiji river dolphin was last observed in 1997, and the Japanese sea lion was last observed in 1974.</p> <p> </p> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--third-266w.html.twig * media--image.html.twig * media--third-266w.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-third-266w"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">Image</div> <div class="field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/SF6.1A-CaribbeanMonkSeal_web.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/third_266w_/public/SF6.1A-CaribbeanMonkSeal_web.jpeg?itok=hGcyZ0ix" width="180" height="78" alt="&lt;p&gt;&lt;strong&gt;SF Fig. 6.1.&lt;/strong&gt;&amp;nbsp; (&lt;strong&gt;A&lt;/strong&gt;) Caribbean monk seal (&lt;em&gt;Neomonachus tropicalis&lt;/em&gt;)&lt;/p&gt;" title="&lt;p&gt;Image courtesy of &lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Cms-newyorkzoologicalsociety1910.jpg&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Cms-newyorkzoologicalsociety1910.jpg&quot; target=&quot;_blank&quot;&gt;New York Zoological Society&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-third-266w-" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image caption</div> <div class="field__item"><p><strong>SF Fig. 6.1.</strong>  (<strong>A</strong>) Caribbean monk seal (<em>Neomonachus tropicalis</em>)</p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image copyright and source</div> <div class="field__item"><p>Image courtesy of <a href="https://commons.wikimedia.org/wiki/File:Cms-newyorkzoologicalsociety1910.jpg" target="_blank">New York Zoological Society</a></p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--third-266w.html.twig * media--image.html.twig * media--third-266w.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-third-266w"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">Image</div> <div class="field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/SF6.1B-Lipotes_vexillifer.png" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/third_266w_/public/SF6.1B-Lipotes_vexillifer.png?itok=lYhXt-ul" width="180" height="78" alt="&lt;p&gt;&lt;strong&gt;SF Fig. 6.1.&lt;/strong&gt; (&lt;strong&gt;B&lt;/strong&gt;) Baiji or Yangtze River dolphin (&lt;em&gt;Lipotes vexillifer&lt;/em&gt;)&lt;/p&gt;" title="&lt;p&gt;Image courtesy of Alessio Marrucci, &lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Lipotes_vexillifer.png&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Lipotes_vexillifer.png&quot; target=&quot;_blank&quot;&gt;Wikimedia Commons&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-third-266w-" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image caption</div> <div class="field__item"><p><strong>SF Fig. 6.1.</strong> (<strong>B</strong>) Baiji or Yangtze River dolphin (<em>Lipotes vexillifer</em>)</p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image copyright and source</div> <div class="field__item"><p>Image courtesy of Alessio Marrucci, <a href="https://commons.wikimedia.org/wiki/File:Lipotes_vexillifer.png" target="_blank">Wikimedia Commons</a></p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--third-266w.html.twig * media--image.html.twig * media--third-266w.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-third-266w"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">Image</div> <div class="field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/SF6.1C-Hydrodamalis_web.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/third_266w_/public/SF6.1C-Hydrodamalis_web.jpeg?itok=TC7FlmAT" width="180" height="78" alt="&lt;p&gt;&lt;strong&gt;SF Fig. 6.1.&lt;/strong&gt;&amp;nbsp;(&lt;strong&gt;C&lt;/strong&gt;) Model of Steller’s sea cow (&lt;em&gt;Hydrodamalis gigas&lt;/em&gt;), an extinct sirenian&lt;/p&gt;" title="&lt;p&gt;Image courtesy of Emőke Dénes, &lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Em_-_Hydrodamalis_gigas_model.jpg&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Em_-_Hydrodamalis_gigas_model.jpg&quot; target=&quot;_blank&quot;&gt;Wikimedia Commons&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-third-266w-" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image caption</div> <div class="field__item"><p><strong>SF Fig. 6.1.</strong> (<strong>C</strong>) Model of Steller’s sea cow (<em>Hydrodamalis gigas</em>), an extinct sirenian</p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image copyright and source</div> <div class="field__item"><p>Image courtesy of Emőke Dénes, <a href="https://commons.wikimedia.org/wiki/File:Em_-_Hydrodamalis_gigas_model.jpg" target="_blank">Wikimedia Commons</a></p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --><hr /><p> </p> <p>The International Union for Conservation of Nature and Natural Resources (IUCN) is a non-governmental organization best known for researching and maintaining the Red List of Threatened Species.</p> <p> </p> <p>Currently, the IUCN considers the following marine mammals to be critically endangered: the vaquita porpoise (<em>Phocoena sinus</em>; SF Fig. 6.2 C), Māui’s dolphin (<em>Cephalorhynchus hectori maui</em>; SF Fig. 6.2 D), southern blue whale (<em>Balaenoptera musculus intermedia</em>), western gray whale (<em>Eschrichtius robustus</em>), Svalbard-Barents Sea bowhead whale (B<em>alaena mysticetus</em>), northeast Pacific right whale (<em>Eubalaena japonica</em>), Chile-Peru southern right whale (<em>Eubalaena australis</em>), Cook Inlet beluga whale (<em>Delphinapterus leucas</em>), several subpopulations of Irrawaddy dolphin (<em>Orcaella brevirostris</em>), Baltic Sea harbor porpoise (<em>Phocoena phocoena</em>), eastern Taiwan Strait Indo-pacific humpback dolphin (<em>Sousa chinensis</em>), and Fiordland common bottlenose dolphin (<em>Tursiops truncatus</em>). The vaquita porpoise is found only in the northern part of the Gulf of California. Conservation biologists expect the vaquita’s extinction in the near future, since only 30 to 60 individuals remain in the wild as of November 2016.</p> <p> </p> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/SF6.2A-HawaiiMonkSeal.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/SF6.2A-HawaiiMonkSeal.jpeg?itok=Z3ikcp3O" width="290" height="143" alt="&lt;p&gt;&lt;strong&gt;SF Fig. 6.2. &lt;/strong&gt;(&lt;strong&gt;A&lt;/strong&gt;) Hawaiian monk seal (&lt;em&gt;Neomonachus schauinslandi&lt;/em&gt;) juvenile, Pearl and Hermes Atoll or Holoikauaua, Papahānaumokuākea Marine National Monument, Hawai‘i&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of National Oceanic and Atmospheric Administration (&lt;a data-cke-saved-href=&quot;https://www.flickr.com/photos/noaaphotolib/34712516246/&quot; href=&quot;https://www.flickr.com/photos/noaaphotolib/34712516246/&quot; target=&quot;_blank&quot;&gt;NOAA&lt;/a&gt;)&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>SF Fig. 6.2. </strong>(<strong>A</strong>) Hawaiian monk seal (<em>Neomonachus schauinslandi</em>) juvenile, Pearl and Hermes Atoll or Holoikauaua, Papahānaumokuākea Marine National Monument, Hawai‘i</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of National Oceanic and Atmospheric Administration (<a href="https://www.flickr.com/photos/noaaphotolib/34712516246/" target="_blank">NOAA</a>)</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/SF6.2B-SeiWhale.jpg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/SF6.2B-SeiWhale.jpg?itok=Vo0Ya2MS" width="290" height="143" alt="&lt;p&gt;&lt;strong&gt;SF Fig. 6.2.&lt;/strong&gt;&amp;nbsp;(&lt;strong&gt;B&lt;/strong&gt;) Sei whale (&lt;em&gt;Balaenoptera borealis&lt;/em&gt;)&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of National Oceanic and Atmospheric Administration (&lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Balaenoptera_borealis.jpg&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Balaenoptera_borealis.jpg&quot; target=&quot;_blank&quot;&gt;NOAA&lt;/a&gt;)&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>SF Fig. 6.2.</strong> (<strong>B</strong>) Sei whale (<em>Balaenoptera borealis</em>)</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of National Oceanic and Atmospheric Administration (<a href="https://commons.wikimedia.org/wiki/File:Balaenoptera_borealis.jpg" target="_blank">NOAA</a>)</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --><hr /><p> </p> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/SF6.2C-Vaquita.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/SF6.2C-Vaquita.jpeg?itok=Tr6H1REa" width="290" height="165" alt="&lt;p&gt;&lt;strong&gt;SF Fig. 6.2.&lt;/strong&gt;&amp;nbsp;(&lt;strong&gt;C&lt;/strong&gt;) Two vaquita porpoises (&lt;em&gt;Phocoena sinus&lt;/em&gt;), Gulf of California, Pacific ocean basin&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of Paula Olson, National Oceanic and Atmospheric Administration (&lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Vaquita6_Olson_NOAA.jpg&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Vaquita6_Olson_NOAA.jpg&quot; target=&quot;_blank&quot;&gt;NOAA&lt;/a&gt;)&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>SF Fig. 6.2.</strong> (<strong>C</strong>) Two vaquita porpoises (<em>Phocoena sinus</em>), Gulf of California, Pacific ocean basin</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of Paula Olson, National Oceanic and Atmospheric Administration (<a href="https://commons.wikimedia.org/wiki/File:Vaquita6_Olson_NOAA.jpg" target="_blank">NOAA</a>)</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/SF6.2D-MauiDolphin.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/SF6.2D-MauiDolphin.jpeg?itok=yDkoWitx" width="290" height="165" alt="&lt;p&gt;&lt;strong&gt;SF Fig. 6.2.&lt;/strong&gt;&amp;nbsp;(&lt;strong&gt;D&lt;/strong&gt;) Two Māui’s dolphins (&lt;em&gt;Cephalorhynchus hectori maui&lt;/em&gt;), west coast of Te Ika-a-Māui or North Island, New Zealand&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of &lt;a data-cke-saved-href=&quot;https://www.flickr.com/photos/oregonstateuniversity/5201890268/&quot; href=&quot;https://www.flickr.com/photos/oregonstateuniversity/5201890268/&quot; target=&quot;_blank&quot;&gt;New Zealand Department of Conservation&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>SF Fig. 6.2.</strong> (<strong>D</strong>) Two Māui’s dolphins (<em>Cephalorhynchus hectori maui</em>), west coast of Te Ika-a-Māui or North Island, New Zealand</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of <a href="https://www.flickr.com/photos/oregonstateuniversity/5201890268/" target="_blank">New Zealand Department of Conservation</a></p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --><hr /><p> </p> <p>Marine mammals considered endangered by the IUCN include the marine otter (<em>Lontra felina</em>), sea otter (<em>Enhydra lutris</em>), Hawaiian monk seal (<em>Neomonachus schauinslandi</em>; SF Fig. 6.2 A), Mediterranean monk seal (<em>Monachus monachus</em>), Galápagos fur seal (<em>Arctocephalus galapagoensis</em>), Caspian seal (<em>Pusa caspica</em>), Ungava seal (<em>Phoca vitulina mellonae</em>), Saimaa ringed seal (<em>Pusa hispida saimensis</em>), western Steller’s sea lion (<em>Eumetopias jubatus</em>), Galápagos sea lion (<em>Zalophus wollebaeki</em>), New Zealand sea lion (<em>Phocarctos hookeri</em>), Australian sea lion (<em>Neophoca cinerea</em>), blue whale (<em>Balaenoptera musculus</em>), sei whale (<em>Balaenoptera borealis</em>; SF Fig. 6.2 B), fin whale (<em>Balaenoptera physalus</em>), Hector’s dolphin (<em>Cephalorhynchus hectori</em>), South Asian river dolphin (P<em>latanista gangetica</em>), Okhotsk Sea bowhead whale (<em>Balaena mysticetus</em>), north Atlantic right whale (<em>Eubalaena glacialis</em>), north Pacific right whale (<em>Eubalaena japonica</em>), Black Sea harbor porpoise (<em>Phocoena phocoena relicta</em>), Oceania and Arabian sea populations of humpback whale (<em>Megaptera novaeangliae</em>), and Mediterranean sperm whale (<em>Physeter macrocephalus</em>).</p> <p> </p> <p>The dominant human activity threatening most marine mammal species is overhunting (SF Table 6.1). Although indigenous peoples have been hunting whales for up to 4,000 years, commercial whaling for whale oil, blubber, and meat drastically reduced global whale populations beginning in the 18th century. The industry declined sharply early in the 20th century with kerosene and vegetable oils replacing whale oil. Similarly, humans hunted many species of pinnipeds and otters for the fur and meat trades. Many populations have recovered, but the IUCN-listed species remain threatened. Another threat to marine mammals is unintentional hunting when they are caught in fishing gear or traps targeting other species. Popular examples of this “bycatch” include capturing spinner dolphins inside tuna fishing purse seine nets, catching vaquita porpoises in gill nets, and Māui’s dolphin entanglement in drift nets. The polar bear and several Arctic pinniped species are also threatened by the loss of sea ice and global climate change caused by human activities.</p> <p> </p> <table border="1" cellpadding="1" cellspacing="1"><caption><strong>SF Table 6.1.</strong> Threats to marine mammal conservation</caption> <thead><tr><th scope="col">Major taxon</th> <th scope="col">Representative species</th> <th scope="col">Past and current threats to conservation</th> </tr></thead><tbody><tr><td>Cetaceans</td> <td>Blue whale, gray whale</td> <td>Overhunting, noise pollution, boat strikes, river dams</td> </tr><tr><td>Sirenians</td> <td>West Indian manatee</td> <td>Overhunting, boat strikes, habitat loss</td> </tr><tr><td>Pinnipeds &amp; otters</td> <td>Hawaiian monk seal, Steller's sea lion</td> <td>Overhunting, habitat loss, disease</td> </tr><tr><td>Polar bear</td> <td>Polar bear</td> <td>Global climate chang (loss of sea ice)</td> </tr></tbody></table><p> </p> <p>Many of these endangered marine mammal species serve as top predators in their native habitats, where they play a crucial role in maintaining ecosystem health. Marine mammals also serve as charismatic “flagship species” or “umbrella species” that promote conservation efforts for their entire region or habitat type.</p> <p> </p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-with-summary.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--field-questions--special-feature-page.html.twig * field--node--field-questions.html.twig * field--node--special-feature-page.html.twig * field--field-questions.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-questions field--type-text-long field--label-above"> <div class="field__label">Question Set</div> <div class="field__item"><ol><li>What are some examples of marine mammal extinctions? What caused these extinctions to occur?<br />  </li> <li>What can humans do to conserve endangered and threatened marine mammals?<br />  </li> <li>What is the importance of protecting a few rare marine mammal species?</li> </ol></div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> Fri, 15 Sep 2017 00:50:36 +0000 fyang 1688 at https://manoa.hawaii.edu/exploringourfluidearth https://manoa.hawaii.edu/exploringourfluidearth/biological/mammals/evidence-common-ancestry-and-diversity/compare-contrast-connect-marine-mammal-decline-and-conservation#comments