The Netflix documentary Chasing Coral makes passing reference to an extraordinary claim: Beaches are made of parrotfish poop. Here’s the thinking: These colorful beaked creatures of the reefs eat ...

Acorn worms live in burrows on the seafloor so you’re not likely to ever see one. But you may see their absolutely enormous piles of poop. Snorkelers and divers have noted them for years and Nat Geo ...

I was scrolling innocently through YouTube recently when I spotted a fact that changed how I view beaches forever. In an interview with WIRED, marine biologist Dr. Kory Evans responded to a question ...

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The feces of some algae-eating fish could be deadly to coral reefs while coral-eating fish could benefit reefs, according to a new study from Rice University. Grazers, or fish that consume algae and ...

In a surprising twist on ‘What doesn’t kill you, makes you stronger,’ scientists have discovered that the poop from fish that predate on coral provides a massive payload of crucial microscopic ...

Researchers are working to prove that coral-eating fish spread corals’ symbiotic algae in their feces. If they’re right, it could open new opportunities for helping struggling reefs cope. By Derek ...