Climate-driven environmental changes could drastically affect the distribution of more than 1,000 species of commercial fish ...

A new study shows that orange clownfish can reduce their body size when water temperatures are unusually high.

Some clownfish off the coast of Papua New Guinea shrank their bodies during a marine heat wave — and the smaller fish were ...

Scientists from the Leibniz Center for Tropical Marine Research (ZMT) in Bremen, together with colleagues from Central America, have described a new fish species in the Gulf of Mexico ...

U.S. wildlife officials want to add a rare Nevada fish to the list of endangered species. A federal proposal was issued ...