Is Jellyfish Lake filled with fresh or salt water?


Is Jellyfish Lake filled with fresh or salt water? One of Palau's salt water lake is home to millions of trapped jellyfish that migrate endlessly to cultivate an algae.


Is it safe to swim in Jellyfish Lake?

Though swimming is permitted, scuba diving is highly prohibited as the bottom layer of the lake hosts a poisonous hydrogen sulfide gas that even the lake's jellyfish don't swim near.


What is at the bottom of Jellyfish Lake?

Jellyfish Lake is 400 m long and 30 m deep. Between 13-15 m, there is a pink layer of bacteria and below that, there is no light and no oxygen. The bottom water layer is filled with poisonous dissolved hydrogen sulfide gas.


Is Jellyfish Lake poisonous?

Besides the fact that exhaust bubbles could harm the jellyfish, the deeper anoxic layer of the lake contains hydrogen sulfide, which is poisonous to humans.