Until recently, fish that eat coral—corallivores—were thought to weaken reef structures, while fish that consume algae and detritus—grazers—were thought to keep reefs healthy. But scientists have ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Probiotics has become a buzzword among nutritionists and wellness gurus ...

For the first time, the world’s coral reefs have been assessed with the IUCN Red List of Ecosystems. The assessment covers ...

Coral reefs are renowned for their visual beauty, but for the marine life they support, their sounds may be just as enticing. Two new studies led by UC San Diego's Scripps Institution of Oceanography ...

An exclusive tour inside White Corals, one of Europe's largest online coral retailers, reveals an incredible collection of ...

Young corals are more vulnerable to predators like pufferfish and parrotfish than previously believed, a new study shows. The finding holds true whether a coral colony finds itself alone on the reef ...

Coral reefs are under threat right now due to abnormally warm ocean temperatures. Scientists are studying the healthiest ...

Fish have pooped on coral since time immemorial. While it’s a normal part of the ecosystem, new research suggests that changing environmental conditions could throw the dynamic off kilter. The new ...

Fish that dine on corals may pay it forward with feces. Marine biologists found high concentrations of living symbiotic algae in the feces of coral predators on reefs in Mo'orea, French Polynesia.

Researchers are working to prove that coral-eating fish spread corals’ symbiotic algae in their feces. If they’re right, it could open new opportunities for helping struggling reefs cope. By Derek ...