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For all the latest ABC Science content click <a href="/news/science/" style="color:#FFF;text-decoration:underline">here</a>.</h2></div> <div id="header"> <h1><a href="/news/science/"><img src="/science/img/2007/abcScience.png" border="0" align="right" alt="ABC Science" id="mainLogo"></a></h1> <div class="clear"></div> </div> <div id="wrapperSiteNav"> <div id="siteNav"> <h3>Site Navigation</h3> <div class="siteBling"> <ul class="multiMediaLinks"> <li class="multiMedia navVideo"><a href="/news/science/">Video</a></li> <li class="multiMedia navAudio"><a href="/news/science/">Audio</a></li> <li class="multiMedia navPhotos"><a href="/science/photos/">Photos</a></li> </ul> </div> <div class="clear"></div> <div class="siteLinks"> <ul id="topicsLinks"> <li class="navlink "><a name="exploreByTopic" id="exploreByTopic">Explore by topic</a> <ul id="topicsList"> <li class="navTopicAncient"><a href="/news/science/nature/" class="first ancient"><span>Ancient Worlds</span></a></li> <li class="navTopicHuman"><a href="/news/science/humans" class="human"><span>Being Human</span></a></li> <li class="navTopicEnergy"><a href="/news/science/" class="energy"><span>Energy & Transport</span></a></li> <li class="navTopicEnviro"><a href="/news/science/nature/" class="enviro"><span>Environment & Nature</span></a></li> <li class="navTopicHealth"><a href="/news/science/humans/" class="health"><span>Health & Medical</span></a></li> <li class="navTopicTech"><a href="/news/technology/" class="tech"><span>Innovation & Technology</span></a></li> <li class="navTopicSpace last"><a href="/news/science/space" class="space"><span class="last">Space & Astronomy</span></a></li> </ul> </li> </ul> <ul class="genreLinks"> <li class="navlink navNews"><a href="/news/science" class="genreRoot">News in Science</a></li> <li class="navlink navInDepth"><a href="/news/science/" class="genreRoot">In Depth</a></li> <li class="navlink navK2"><a href="/science/drkarl/" class="genreRoot">Dr Karl</a> <ul id="subnavDrkarl"> <li><a href="/science/drkarl/greatmomentsinscience/"><span>Great Moments in Science</span></a></li> <li><a href="/science/drkarl/scienceontriplej"><span class="radio">Dr Karl on triplej</span></a></li> <li><a href="/science/drkarl/trek/"><span>Karl Trek</span></a></li> <li><a href="/tv/sleekgeeks/"><span>Sleek Geeks</span></a></li> <li><a href="/science/sleekgeeks/eureka/"><span>School's video prize</span></a></li> <li class="last"><a href="https://www.abc.net.au/news/karl-kruszelnicki/8462002"><span>Karl Who?</span></a></li> </ul> </li> <li class="navlink navQandA"><a href="/news/science/" class="genreRoot">Ask an Expert</a></li> <li class="navlink navBasics"><a href="/news/science/" class="genreRoot">Bernie's Basics</a></li> <li class="navlink navGames"><a href="/news/science/" class="genreRoot">Quizzes & Games</a> </li> <li class="navlink navTeachers"><a href="/science/surfingscientist/" class="genreRoot">Teaching Science</a> <ul id="subnavLearn"> <li><a href="/science/surfingscientist/lessonplans/"><span>Lesson Plans</span></a></li> <li><a href="/science/surfingscientist/conundrums/"><span>Conundrums</span></a></li> <li><a href="/science/surfingscientist/demonstrations/"><span>Demonstrations</span></a></li> <li class="last"><a href="/science/careers/"><span><strong>Careers</strong></span></a></li> <li><a href="/science/careers/acedayjobs/"><span>Ace Day Jobs</span></a></li> <li><a href="/science/careers/talkingscience/"><span>Talking Science</span></a></li> <li class="last"><a href="/science/careers/catapult/"><span>Catapult on triplej</span></a></li> </ul> </li> </ul> <div class="clear"></div> </div> <div class="clear"></div> </div> </div> </div>  <div id="wrapperContent"> <div id="content"><a name="mainContent"></a> <div id="contentInner"> <div id="story" class="index"> <p id="hotTags"><span id="tagLine">Hot tags </span><span id="hotTagsLinks"><a href="/science/tag/browse.htm?topic=latest&tag=weather">Weather </a> <a href="/science/tag/browse.htm?topic=latest&tag=climate-change">Climate Change </a> <a href="/science/tag/browse.htm?topic=latest&tag=planets-and-asteroids">Planets and Asteroids </a> <a href="/science/tag/browse.htm?topic=latest&tag=archaeology">Archaeology </a> <a href="/science/tag/browse.htm?topic=latest&tag=fossils" class="last">Fossils </a> </span></p><div class="clear"></div> <h1 class="genreHeading"><span>Science subject and location tags</span></h1> <p class="noIndent"><strong>This tag library is an archive and is no longer updated. For current content go to <a href="https://www.abc.net.au/news/science/">ABC News</a>.</strong></p> <h2 class="sectionHeading"><span class="txupdate"><a href="https://www.abc.net.au/science/tag/oceans-and-reefs/rss.xml" title="https://www.abc.net.au/science/tag/oceans-and-reefs/rss.xml" class="rss">RSS<span> | </span></a><a href="/science/maps/map.htm?site=science&topic=latest&tag=oceans-and-reefs" class="map">Map</a></span>Oceans and Reefs </h2> <div id="pageNavTop"><div class="pagenav"><p> 1 <a href="?site=science&topic=latest&tag=oceans-and-reefs&page=02">2</a> <a href="?site=science&topic=latest&tag=oceans-and-reefs&page=03">3</a> <a href="?site=science&topic=latest&tag=oceans-and-reefs&page=04">4</a> <a href="?site=science&topic=latest&tag=oceans-and-reefs&page=05">5</a> <a href="?site=science&topic=latest&tag=oceans-and-reefs&page=06">6</a> <a href="?site=science&topic=latest&tag=oceans-and-reefs&page=07">7</a> <a href="?site=science&topic=latest&tag=oceans-and-reefs&page=08">8</a> <a href="?site=science&topic=latest&tag=oceans-and-reefs&page=09">9</a> <a href="?site=science&topic=latest&tag=oceans-and-reefs&page=10">10</a> <span class="pageNavNext" title="Next page"> <a href="?site=science&topic=latest&tag=oceans-and-reefs&page=02">Next</a> </span> </p></div> </div> <h4 class="item001"><a href="https://www.abc.net.au/news/science/2017-07-04/dr-karl-did-life-begin-on-underwater-mountain-range/8658542"><img src="https://www.abc.net.au/reslib/201706/r1715986_26737649.jpg" align="left" alt="">Dr Karl: Did life begin on an invisible mountain range?</a></h4> <p class="item001 itemList"><span class="txdate">Wednesday, 28 June 2017</span><span class="description"><br><span class="slug">Great Moments in Science</span> Could life have evolved on the longest mountain range on Earth, that is so far under the water it's invisible to most of us? Dr Karl goes in search for the origins of life.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=earth-sciences">earth-sciences</a>, <a href="/science/tag/browse.htm?tag=geology">geology</a>, <a href="/science/tag/browse.htm?tag=greatmomentsinscience">greatmomentsinscience</a>, <a href="/science/tag/browse.htm?tag=drkarl">drkarl</a>, <a href="/science/tag/browse.htm?tag=podcast">podcast</a> </span></p> <h4 class="item002"><a href="https://www.abc.net.au/news/science/2017-04-06/crown-of-thorns-starfish-dna-reveals-coral-killers-weakness/8415058"><img src="https://www.abc.net.au/reslib/201704/r1685811_26107890.jpg" align="left" alt="">Crown-of-thorns starfish DNA reveals coral killer's weakness</a></h4> <p class="item002 itemList"><span class="txdate">Thursday, 6 April 2017</span><span class="description"><br><span class="slug">Marine biology</span> A unique messaging system used by the crown-of-thorns starfish to 'talk' to each other could hold the key to developing a bio-control to help save the Great Barrier Reef from the marine predator's devastating attacks.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=invertebrates">invertebrates</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item003"><a href="https://www.abc.net.au/news/science/2017-02-27/plastic-and-plastic-waste-explained/8301316"><img src="https://www.abc.net.au/reslib/201702/r1671171_25800419.jpg" align="left" alt="">Plastic and how it affects our oceans</a></h4> <p class="item003 itemList"><span class="txdate">Monday, 27 February 2017</span><span class="description"><br><span class="slug">The plastic problem</span> Plastic has transformed our lives, but our love of plastic has created a major environmental problem in our oceans. Just how big is the problem, why are marine scientists so concerned, and what can we do about it?</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=plastics-and-rubber">plastics-and-rubber</a>, <a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=water-pollution">water-pollution</a>, <a href="/science/tag/browse.htm?tag=indepthfeature">indepthfeature</a> </span></p> <h4 class="item004"><a href="https://www.abc.net.au/news/science/2017-02-14/earths-deep-ocean-mariana-and-kermadec-trenches-highly-polluted/8260168"><img src="https://www.abc.net.au/reslib/201702/r1665860_25687921.jpg" align="left" alt="">Even Earth's deepest ocean trenches contain high levels of pollution</a></h4> <p class="item004 itemList"><span class="txdate">Tuesday, 14 February 2017</span><span class="description"><br><span class="slug">Deeply concerning</span> Deep ocean trenches - considered the most remote places in the world - have levels of toxic, industrial chemicals 50 times higher than a highly polluted river system in China</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=pollution">pollution</a>, <a href="/science/tag/browse.htm?tag=water-pollution">water-pollution</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item005"><a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/its-complicated-the-sex-life-of-coral/8111874"><img src="https://www.abc.net.au/reslib/201612/r1648009_25299175.jpg" align="left" alt="">It's complicated: The sex life of coral</a></h4> <p class="item005 itemList"><span class="txdate">Tuesday, 13 December 2016</span><span class="description"><br><span class="slug">Great Moments in Science</span> Stuck in one spot, waiting for the full moon to pass and the perfect temperature to arrive, and your choice of mate left to the tide: when you're coral, reproduction is mind-bogglingly complicated, writes Dr Karl.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=marine-biology">marine-biology</a>, <a href="/science/tag/browse.htm?tag=greatmomentsinscience">greatmomentsinscience</a>, <a href="/science/tag/browse.htm?tag=drkarl">drkarl</a>, <a href="/science/tag/browse.htm?tag=podcast">podcast</a> </span></p> <h4 class="item006"><a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/coral-polyps-reef-builders-generate-own-water-currents/8100386"><img src="https://www.abc.net.au/reslib/201612/r1645988_25257436.jpg" align="left" alt="">Coral polyps: the reef builders that generate their own water currents</a></h4> <p class="item006 itemList"><span class="txdate">Wednesday, 7 December 2016</span><span class="description"><br><span class="slug">Great Moments in Science</span> At first glance, coral polyps seem to be totally at the mercy of their environment. Dr Karl explains how they survive when they can't move.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=marine-biology">marine-biology</a>, <a href="/science/tag/browse.htm?tag=great-barrier-reef">great-barrier-reef</a>, <a href="/science/tag/browse.htm?tag=greatmomentsinscience">greatmomentsinscience</a>, <a href="/science/tag/browse.htm?tag=drkarl">drkarl</a>, <a href="/science/tag/browse.htm?tag=podcast">podcast</a> </span></p> <h4 class="item007"><a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/how-a-common-chemical-in-sunscreen-is-damaging-our-coral-reefs/7810090"><img src="https://www.abc.net.au/reslib/201609/r1610786_24501111.jpg" align="left" alt="">How a common chemical in sunscreen damages coral reefs</a></h4> <p class="item007 itemList"><span class="txdate">Tuesday, 6 September 2016</span><span class="description"><br><span class="slug">Great Moments in Science</span> People need to avoid skin damage when they go to the beach, but many sunscreens include oxybenzone, but that's bad news for coral, explains Dr Karl.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=skin-cancer">skin-cancer</a>, <a href="/science/tag/browse.htm?tag=chemistry">chemistry</a>, <a href="/science/tag/browse.htm?tag=greatmomentsinscience">greatmomentsinscience</a>, <a href="/science/tag/browse.htm?tag=drkarl">drkarl</a>, <a href="/science/tag/browse.htm?tag=podcast">podcast</a> </span></p> <h4 class="item008"><a href="https://www.abc.net.au/news/2016-08-24/seals-reveal-how-antarctica's-ice-shelves-affect-deep-ocean/7773362"><img src="https://www.abc.net.au/reslib/201608/r1605762_24392229.jpg" align="left" alt="">Seals help show how Antarctica's melting ice shelves affect the deep ocean</a></h4> <p class="item008 itemList"><span class="txdate">Wednesday, 24 August 2016</span><span class="description"><br><span class="slug">Seal science</span> A group of elephant seals in Antarctica has helped show how freshwater from melting ice shelves affects a key part of the engine that drives the circulation of the world's oceans.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=climate-change">climate-change</a>, <a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=animals">animals</a>, <a href="/science/tag/browse.htm?tag=animal-behaviour">animal-behaviour</a>, <a href="/science/tag/browse.htm?tag=mammals">mammals</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item009"><a href="https://www.abc.net.au/news/2016-07-29/french-polynesia's-reef-sharks-rely-on-annual-grouper-spawning/7668656"><img src="https://www.abc.net.au/reslib/201607/r1595511_24166900.jpg" align="left" alt="">French Polynesia's reef sharks rely on mass grouper spawning for food</a></h4> <p class="item009 itemList"><span class="txdate">Friday, 29 July 2016</span><span class="description"><br><span class="slug">Takeaway message</span> Up to 900 reef sharks survive in a small patch of one of the most untouched reef environments in the world thanks to an annual migration of groupers arriving at their door, researchers have found.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=conservation">conservation</a>, <a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=fish">fish</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item010"><a href="https://www.abc.net.au/news/2016-07-13/secrets-of-seafloor-captured-by-new-underwater-microscope/7621916"><img src="https://www.abc.net.au/reslib/201607/r1589340_24037193.jpg" align="left" alt="">Kissing coral captured by new underwater microscope</a></h4> <p class="item010 itemList"><span class="txdate">Wednesday, 13 July 2016</span><span class="description"><br><span class="slug">Coral secrets</span> Images of kissing corals and seafloor turf wars have been captured for the first time by scientists using a revolutionary new underwater microscope.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=marine-biology">marine-biology</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item011"><a href="https://www.abc.net.au/news/2016-05-12/deep-sea-study-uncovers-surprising-riches/7404444?section=science"><img src="https://www.abc.net.au/reslib/201605/r1564664_23518008.jpg" align="left" alt="Brittle star (Macrophiothrix spongicola)">Global map uncovers surprising riches in the deep sea</a></h4> <p class="item011 itemList"><span class="txdate">Thursday, 12 May 2016</span><span class="description"><br><span class="slug">Deep-sea riches</span> A global snapshot of thousands of close relatives of the starfish has provided an unprecedented view into the richness and diversity of deep-sea life.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=conservation">conservation</a>, <a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=marine-biology">marine-biology</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item012"><a href="https://www.abc.net.au/news/2016-04-15/great-barrier-coral-lose-bleaching-defence-sea-temperatures-rise/7327670?section=science"><img src="https://www.abc.net.au/reslib/201604/r1554139_23296833.jpg" align="left" alt="">GBR could lose more than a quarter of coral to bleaching within 40 years</a></h4> <p class="item012 itemList"><span class="txdate">Friday, 15 April 2016</span><span class="description"><br><span class="slug">Coral bleaching</span> Sea temperature rises of as little as 0.5 degrees C could see more than a quarter of corals on the Great Barrier Reef lose their ability to survive bleaching events.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=climate-change">climate-change</a>, <a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=great-barrier-reef">great-barrier-reef</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item013"><a href="https://www.abc.net.au/news/2016-01-19/oceans-warming-at-quickening-rate-us-study-finds/7097938"><img src="https://www.abc.net.au/reslib/201601/r1521725_22624304.jpg" align="left" alt="">World's oceans absorbed as much heat in last 18 years as previous 130 years</a></h4> <p class="item013 itemList"><span class="txdate">Tuesday, 19 January 2016</span><span class="description"><br><span class="slug">Hot water</span> The oceans have soaked up as much heat from global warming over the last two decades as during the preceding 130 years, a study by US scientists has found.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=climate-change">climate-change</a>, <a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item014"><a href="https://www.abc.net.au/news/2015-12-15/shift-in-australias-plankton-population-threatens-food-chain/7027588"><img src="https://www.abc.net.au/reslib/201512/r1510715_22371191.jpg" align="left" alt="">Change in Australia's plankton threatens human food chain</a></h4> <p class="item014 itemList"><span class="txdate">Tuesday, 15 December 2015</span><span class="description"><br><span class="slug">Ocean shift</span> Australia's plankton population, a vital key in the human food chain, has moved 300 kilometres south in 30 years, new research has found.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=climate-change">climate-change</a>, <a href="/science/tag/browse.htm?tag=oceans-and-reefs">oceans-and-reefs</a>, <a href="/science/tag/browse.htm?tag=invertebrates">invertebrates</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item015"><a href="https://www.abc.net.au/news/2015-11-18/annual-bleaching-could-have-coral-reefs-in-hot-water/6948254"><img src="https://www.abc.net.au/reslib/201511/r1499559_22132055.JPG" align="left" alt="">Annual bleaching could threaten some species of coral</a></h4> <p class="item015 itemList"><span class="txdate">Wednesday, 18 November 2015</span><span class="description"><br><span class="slug">Bleaching impact</span> Some species of tropical coral will find it difficult to recover after the yearly mass bleaching events predicted to occur later this century, suggests a new study.</span><span 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