http://52.89.179.207/api.php?action=feedcontributions&feedformat=atom&user=AlmaFoley0 2026-08-29T02:54:42Z User contributions MediaWiki 1.29.2 http://52.89.179.207/index.php?title=Overfishing_Worry_For_Sea_Cucumber_Poo&diff=47633 2021-05-06T06:48:22Z

<p>AlmaFoley0: Created page with &quot;&lt;br&gt;For the first time, drones have revealed the huge scale of sea cucumber poo at an Australian reef, and it has [http://www.healthynewage.com/?s=scientists%20worried scienti...&quot;</p> <hr /> <div>&lt;br&gt;For the first time, drones have revealed the huge scale of sea cucumber poo at an Australian reef, and it has [http://www.healthynewage.com/?s=scientists%20worried scientists worried] about the ecological impact if their numbers decline.&lt;br&gt; &lt;br&gt;Their high value on Asian markets has encouraged overfishing, and sea cucumbers are now under threat from commercial fisheries.&lt;br&gt; &lt;br&gt;&quot;Our research found that each year sea cucumbers can poop over 60,000 tonnes of sediment across a coral reef, approximately the mass of five Eiffel towers,&quot; study co-author Vincent Raoult said.&lt;br&gt; &lt;br&gt;&quot;It is likely that most of the sediment found on coral reefs has been through a sea cucumber many times, and therefore the disappearance of these creatures would have negative flow-on effects to reef ecosystems.&quot;&lt;br&gt; &lt;br&gt;Sea cucumbers spend their lives eating sediment, digesting the microorganisms present, [https://www.garnelengarten.de Garnelengarten-Bayern] and pooping out 'clean' sediment, just like earthworms.&lt;br&gt; &lt;br&gt;The [http://www.gameinformer.com/search/searchresults.aspx?q=process%20plays process plays] an important role by aerating the sea floor, providing 'fresh' sediment, and releasing calcium carbonate into the water as a by-product to help support coral growth.&lt;br&gt; &lt;br&gt;&quot;There is great concern among scientists that the important ecological function of sea cucumbers will be lost,&quot; lead researcher Jane Williamson said.&lt;br&gt; &lt;br&gt;&quot;Until now though we did not know just how large this effect could be on a reef, because counting sea cucumbers on such a vast scale is difficult.&quot;&lt;br&gt; &lt;br&gt;On Heron Island off Queensland, researchers deployed drones to map nearly 30,000m2 of the reef lagoon at very high resolution,allowing sea cucumbers to be seen and counted.&lt;br&gt; &lt;br&gt;&quot;Using satellite data, we then extrapolated these patterns to the entire reef to have an approximate total number of sea cucumbers present,&quot; Associate Professor Williamson said.&lt;br&gt; &lt;br&gt;&quot;In parallel, we ran experiments in aquarium facilities to determine how much sediment was passed by individual sea cucumbers on a daily basis.&quot;&lt;br&gt; &lt;br&gt;By combining this information, researchers were able to calculate the amount of poo produced by sea cucumbers every year across this 18km2 reef.&lt;br&gt; &lt;br&gt;&quot;Data on this scale would have been impossible using traditional methods, which requires swimming in approximately straight lines and manually recording every sea cucumber that is seen,&quot; Dr Raoult said.&lt;br&gt; &lt;br&gt;The study was published by researchers from Macquarie University, the University of Newcastle and James Cook University.&lt;br&gt; &lt;br&gt;They're hoping that the method of surveying can be expanded to ensure global populations are adequately measured, understood and managed.&lt;br&gt;</div>

AlmaFoley0 http://52.89.179.207/index.php?title=User:AlmaFoley0&diff=47630 2021-05-06T06:48:08Z

<p>AlmaFoley0: Created page with &quot;Nothing to say about myself really.&lt;br&gt;Lovely to be a part of 179.207.&lt;br&gt;I just wish I'm useful in one way .&lt;br&gt;&lt;br&gt;Check out my homepage [https://www.garnelengarten.de Garne...&quot;</p> <hr /> <div>Nothing to say about myself really.&lt;br&gt;Lovely to be a part of 179.207.&lt;br&gt;I just wish I'm useful in one way .&lt;br&gt;&lt;br&gt;Check out my homepage [https://www.garnelengarten.de Garnelengarten-Bayern]</div>

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