The California Sea Urchin Commission and Commercial Fishermen of Santa Barbara sought to strip protections on the grounds that otter numbers and their range have increased since they were listed ...

Just by eating sea urchins and destructive shellfish, sea otters are keeping kelp forests healthy and coastal erosion at bay.

These urchin-eating sea stars might be helping us reduce carbon levels. The 24-armed sunflower sea star is not a picky eater, which may makes it crucial to restoring kelp forests.

Petition to delist southern sea otters filed by sea urchin harvesters. In their March 2021 petition to delist the southern sea otter from the federal Endangered Species Act, the California Sea ...

Purple sea urchins, beware: There’s a purple urchin-eating predator on the horizon — and its name is the sunflower sea star.

Purple sea urchins, beware: There’s a purple urchin-eating predator on the horizon — and its name is the sunflower sea star. That’s the plot line coming from a small upstart research ...

Sea otters were hunted to local extinction more than 100 years ago. Their absence left a hole in Oregon Coast ecosystems that's being felt now more than ever.

Item 1 of 5 A sea otter stands as another sea otter emerges from water, at the Aquarium of the Pacific, in Long Beach, California, U.S., April 11, 2024. REUTERS/Mario Anzuoni ...

In January 2022, populations of Diadema antillarum, also known as the long-spined sea urchin, throughout the Caribbean Sea began to rapidly and massively decline.

The orphaned sea otter who became a foster mother to 15 pups. By Malia Wollan No one knows how Rosa was orphaned in September 1999, in Santa Cruz County, Calif. She was nameless then, just 4 weeks ...