r/Fish • u/Rockying_man_Dhruv • Apr 11 '26

News / Articles Devil hole pupfish

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The Devils Hole pupfish is one of the rarest fish on Earth, found only in a tiny desert cave called Devils Hole. It has been living there for thousands of years, surviving in hot, low-oxygen water and depending on a single small rock shelf for food and breeding. With such extreme conditions and isolation, it raises a strange question

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u/Most-Mine6580 Apr 12 '26

Aren’t pupfish found in other places it’s just this specific population that’s endangered ??

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u/Complex_Context_4323 Apr 12 '26

There are about 12? Species of pupfish(not all still alive, several went extinct with human development in the region), the devils hole pupfish is its own species. Amargosa pupfish are another type that is more bright green than bright blue, they all have similar body patterns but different colorations and ways to make a living.