Coral reef halos, visible from satellites, can indicate reef health by reflecting predator presence and coral layout.

Some reef fish have the unexpected ability to move their jaws from side to side, biologists at the University of California, Davis have discovered. This ability – which is rare among vertebrate ...

Scientists are alarmed by the ongoing crisis, with deteriorating conditions harming marine life in the tropics and beyond ...

Grey reef sharks are key predators in coral reef ecosystems ... coral reef ecosystems by controlling the populations of other fish. Their absence can lead to overgrowth of algae and a decline ...

CHILD: It was all sort of dull and there weren’t as many fish. They were hiding in the little sparse bits of coral that there were. And that’s really, really sad. CHILD NARRATOR: Reefs in ...

Some reef fish have the unexpected ability to move their ... Surgeonfish feed by browsing on the "turf" of algae growing on rocks and dead coral. The researchers found that surgeonfish can also ...