A rapid spread of millions of sea urchins is threatening vital kelp forests, which remove pollutants from water.

Heavier rains are triggering regulatory pauses on harvesting oysters and clams—and putting fishermen out of work.

Nestled in the rocky, shallow areas of bays, tide pools, and kelp forests in Central and Northern California is a species of abalone which has been an important part of local life for centuries. Red ...

The recreational daily catch for the entire CRA 1 fishery will now be limited to two per person per day, with a nationwide catch limit on packhorse rock lobsters set at three per person per day.

California has decided that red abalone will stay off recreational menus for another decade, extending a closure that has already reshaped life along the North Coast. The move reflects a hard lesson ...

With their pointy spines, sea urchins are not warm and fuzzy marine animals that people want to snuggle up to. While they are ...

Ecologically important Diadema africanum almost eliminated by unknown disease in Canary Islands A marine pandemic is bringing some species of sea urchin to the brink of extinction, and some ...

A surprising study has revealed that an unrecognized marine pandemic is causing mass mortality in bringing some sea urchin species to critical endangerment and causing some populations to vanish ...

Sea urchins are ecosystem engineers, the marine equivalent of mega-herbivores on land. By grazing and shredding seaweed and seagrass, they control algal growth and promote the survival of slow-growing ...

The Canary Islands may represent the “missing link” in a global pandemic killing sea urchins. Sea urchins help build and maintain marine habitats in much the same way that large plant-eating animals ...

The sea otter pup was tiny, probably less than 2 weeks old, alone in Morro Bay on an October morning earlier this year. A ...

A sudden, unexplained mass die-off is decimating sea urchins around the world, including catastrophic losses in the Canary Islands. Key reef-grazing species are reaching historic lows, and their ...