The Caribbean, Red Sea, and the Indian Ocean are critical regions for the world's coral reefs, and mortality rates for sea urchins in these areas are very high—over 90 percent.

The silver spinyfin has an extraordinary diversity of rod photopigments, which researchers propose may allow it to see color in the deep, dark sea. After a year teaching an algorithm to differentiate ...

Discover the importance of sea shells in marine ecosystems and the need for conservation efforts along Visakhapatnam's ...

Just one 200-gram box of premium gonads can cost $100. In Japan, some sea urchins can sell for five times that. Sea urchins are one of the few seafoods still hand-harvested by divers today.

researchers saw kelp forests return to areas that were destroyed by sea urchins. But how slow or fast they grew back depended on the location—and until now, scientists didn't understand why.

the sea urchins. When studying sea otters along the coastlines of islands in Southern California and British Columbia, scientists found that how quickly these forests grew back depended on their ...

researchers saw kelp forests return to areas that were destroyed by sea urchins. But how slow or fast they grew back depended on the location -- and until now, scientists didn't understand why.