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June 2016    Download the Entire Issue (PDF) Vol. 31, No. 6   RSS Feed for Undercurrent Issues
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What Happened to Palauís Jellyfish?

from the June, 2016 issue of Undercurrent   Subscribe Now

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Some of Palau's rock islands bear unique ecosystems caused when lakes got landlocked over eons of time. Some of these saltwater lakes are full of jellyfish, and without any predators, they have evolved into a sub-species without any powerful stings. One of the great attractions of Palau has been the possibility to snorkel in Jellyfish Lake. But where have the jellyfish gone?

Previous estimates of jellyfish populations have numbered around eight million, but now it seems there are only a few hundred thousand surviving. In recent weeks, tourists have struggled to find any. Scientists blame a severe drought coupled with raised seasonal air temperatures caused by the El NiŮo effect....


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