Reef fish, too, respond to warmer waters—sometimes ... that nibbles back strands of sargassum. And a school of parrotfish—fused teeth like wire cutters—chip away noisily at the rocks ...

A new study has found that nearly half the coral trout caught on the Great Barrier Reef come from marine reserves—where ...

Read about different competitive relationships on the reef. The bottlenose dolphin ... and distance of a school of prey fish, and even sizes of individual fish in the school.