World's coral reefs could be gone by 2050: study

The world's coral reefs could be wiped out by 2050 unless urgent action is taken to stop threats posed to the "rainforests of the sea" by everything from overfishing to climate change, a report warned.

Sponge competition may damage corals

Sponges are a group of common and diverse aquatic creatures, very abundant in coral reefs where they are an important part of the ecosystem. But new research has found that if the balance is disturbed, sponges can outcompete ...

Corals can sense what's coming

Australian scientists have thrown new light on the mechanism behind the mass death of corals worldwide as the Earth's climate warms.

Grazing fish can help save imperiled coral reefs

Grazing fish can help save coral reefs, but not all grazers are created equal, according to a Florida International University study published in Marine Ecology Progress Series.

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