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 ...

Martin developed new methods for studying fish poop. She studied poop from 10 Norwegian fish species: whiting, pollack, Atlantic cod, shorthorn sculpin, mackerel, corkwing wrasse, ballan wrasse, rock ...

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 ...