When reefs go bad, one of the first things to disappear is anemones—and their clownfish. "They're a really good indicator group," Allen says. Besides spurring demand for clownfish, Finding Nemo ...

The Disney movie "Finding Nemo" left out a few fascinating details about clownfish. As North Carolina State fish biologist Patrick Cooney wrote on his blog The Fisheries: Father and mother ...

They form another, more famous symbiotic alliance with clownfish, which are protected by a mucus layer that makes them immune to the anemone's sting. Clownfish live within the anemone’s ...