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

The biodiversity of Earth's oceans is disproportionately concentrated in coral reefs—the vibrant undersea ecosystems where ...

Swimming in the ocean is an incredible experience, with astonishing surprises for even the most seasoned divers. Take the ...

But on reefs, about half of fish species feed by grazing on algae or other organisms ... Surgeonfish feed by browsing on the “turf” of algae growing on rocks and dead coral. The researchers found that ...

Crashing waves, glistening sea spray, a calm expanse of deep blue. These are the images that open “Ocean with David ...

Do frogfish camouflage themselves as coral to hunt fish? Frogfish live in reefs in warm ocean waters and look different ...

Some of the animals “likely arrived during recent El Niño phenomena” when ocean currents “temporarily reversed” direction, ...

The coral reefs of Palmyra Atoll, part of Pacific Islands Heritage Marine National Monument, provide nurseries for many fish ...

Coral reefs, though covering less than 1% of the world’s oceans, are home to roughly 25% of all marine species at some stage ...

The task force leading U.S. efforts to preserve and protect coral reef ecosystems recognized the coral reef and fisheries ...

Some reef fish have the unexpected ability to move their jaws from side to side, biologists at the University of California, ...