While plants and some bacteria can make their own food ... too few tritons on the reef, crown-of-thorns starfish populations can explode, jeopardizing the living coral that makes up reefs.

Researchers and tourism operators are alarmed as a survey of the WA coast after an intense marine heatwave reveals ...

Coral reefs, often referred to as the "rainforests ... causing significant imbalances in food chains. As temperatures shift, so do the distribution and abundance of species, leading to a cascade ...

A frightening phenomenon that's making seawater more acidic, spelling disaster for many marine animals, from plankton and coral up the food chain to sea stars ... We're already seeing the effects as ...

So far the marine ecosystem has proven resilient to coral bleaching ... gleams against the blue Caribbean Sea. Healthy reefs support a food chain that links plankton to predators.

Pteropods are tiny snails that are found throughout the oceans and are an important link in the marine food web. They’re gobbled up by ... Corals: Scientists warn us that coral reefs will vanish by ...