Most corals live in colder waters worldwide. This latest type of black coral is unique in that it thrives in warm waters such as the Red Sea, which has a temperature of 22 °C.

The Coral Triangle has often been compared to the Amazon rainforest, based on the sheer scale of its biodiversity. And now, ...

Black sea urchins have disappeared from the Gulf of Aqaba. Their loss could kill off an entire coral reef June 2, 2023 / 1:35 PM EDT / CNN ...

A deadly epidemic that is spreading through the Red Sea has killed off an entire species of sea urchin in the Gulf of Aqaba, imperilling the region's uniquely resilient coral reefs, an Israeli ...

Red Sea reef threat after mass sea urchin die-off Scientists call for urgent action to preserve existing populations as epidemic decimates Eilat’s black sea urchin population in two months.

31 different multibeam sonar surveys led researchers to discover the extent of a deep-sea coral reef off the southeastern U.S. – the largest ever found.

A sea-borne pandemic that wiped out sea urchin populations in the Red Sea has spread and is taking out the species in parts of the Indian Ocean and could go global, scientists in Israel say.

Soft coral species in the deep sea exhibit bioluminescence, which researchers studied using remote-controlled underwater rovers. Many animals can glow in the dark.

Jeremy Horowitz, NMNH Horowitz believes its resemblance to other groups of black coral reveals how helpful a simple body type is for survival in the deep-sea.

As coral reefs struggle to adapt to warming waters, high levels of pollution and sea-level rise, ballooning sea-urchin populations are threatening to push some reefs in Hawaii past the point of ...

The sustained loss of a once abundant species of sea urchin in the Caribbean could also result in the functional extinction of diverse coral species from the region's reefs, according to new research.

More than 200 species of deep-sea corals have been described on the Blake Plateau, including hard corals, sea fans, lace corals and black corals.