C. Mark Eakin is the former head of Coral Reef Watch at the National Oceanic and Atmospheric Administration. In a new study, he and his colleagues found that a 2014 to 2017 heat wave caused moderate ...

A beautiful underwater view captures a sea turtle swimming effortlessly above a coral reef. The clear blue water creates a ...

A green sea turtle in a horizontal underwater over-under shot with blue skies and fluffy clouds above, and the coral reef below.© J nel/Shutterstock.com A Saudi development project—NEOM—whose goal is ...

An invasive algae already well-established in the Northwestern Hawaiian Islands is raising concern among researchers as it threatens to spread into the main Hawaiian Islands. Scientists from the ...

Sea turtles could help curb an invasive algae bloom in Hawaii, but their efforts could also spread the threat to the reefs.

Hawksbill turtles are critically endangered, they are found in every ocean and are the most tropical of sea turtles. Adult hawksbills have long been considered to have a close association with shallow ...

The coral reefs off the shores of the Florida Keys should be vibrant and colorful this time of year. But after some of the highest recorded water surface temperatures, scientists say they're seeing a ...

Honu love to eat the aggressive seaweed smothering reefs in the Northwestern Hawaiian Islands. That's raising hopes, but also ...