With too few tritons on the reef, crown-of-thorns starfish populations can explode, jeopardizing the living coral that makes up reefs. Covered with long, venomous spikes, the crown-of-thorns ...

It’s more than 100 feet long, at least 300 years old and visible from space. The world’s largest coral has just been ...

Teeming with life, a healthy coral reef is one of the noisiest places in the ocean. Recorded using underwater microphones, this cacophony can sound to our ears remarkably like frying bacon. Listen for ...

He captured the Great Barrier Reef during its latest—and most devastating—mass die-off, and documented how coral off the coast of Belize had partially recovered thanks to a no-fishing zone.

In this context, it is easy to see why protecting algae-eating fish has become a cornerstone of coral reef conservation. This paradigm assumes that restoring populations of "grazing" species by ...

Reporting in Proceedings Biological Sciences, researchers found that a species of branching coral benefitted from a reef-dwelling crab, especially when the coral was heat-stressed and wounded.