A coral reef is kind of like Manhattan, a huge number of mouths to feed in a packed parcel of real estate. ... The reef food chain also is very efficient at recycling.

NEW ORLEANS (AP) — Delicate coral reefs already have been tainted by plumes of crude oil spewing into the Gulf of Mexico, including a sensitive area that federal officials had tried to protect f ...

Meanwhile, fish at a coral reef near the Fiji archipelago in the South Pacific generally graze on the seaweeds that grow on the reef. But when reef sharks emerge from deeper waters, it's best to ...

Marine scientists say they have found evidence of the role sharks play in reef environments, with declining shark populations linked to damage on coral reefs. Dr Mark Meekan from the Australian ...

Add articles to your saved list and come back to them any time. Commercial and recreational fishing is taking a toll on the Great Barrier Reef's food chain, researchers say. A study produced at ...

But sharks are important members of ocean food chains, and ... Without Grey Reef Sharks, reefs struggle to recover from disturbances. Peter Verhoog/Dutch Shark Society.

3D printed “tiles” help revive coral around the world 03:37. Paris — Fish that have lost food due to mass coral bleaching are getting into more unnecessary fights, causing them to expend ...