Sponges are using toxins, mucus, shading and smothering to kill and then take over coral colonies in areas that have been over-fished, finds a new study.
Scientists found plastic deep inside the coral and worried the substance could hurt the creature's ability to digest normal food.
The government's plans to protect the Great Barrier Reef can't prevent its decline, the country's pre-eminent grouping of natural scientists said Tuesday.
A tenfold increase in protected coral species was announced Aug. 27, with 20 new corals added to the threatened species list.
Coral reefs are the rainforests of the ocean, slowly being destroyed. What are these colorful undersea vistas and why does it matter if they live or die? Trace offers some answers.
As NOAA's '30 Days of the Ocean' draw to a close this weekend, we take a look at some of its wonderful underwater camera work.
A huge artificial reef made up of 1,000 concrete structures is being built off the coast of the Yucatan Peninsula in Mexico.
Coral animals produce a chemical that serves as a seed for clouds and gives the ocean its unique scent. Continue reading →
+ Load More