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

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

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 strange disease has killed 99.7% of a type of sea urchin called Diadema africanum along Tenerife's coast in just three years. This pushes the species close to dying out locally in the Canary Islands ...

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 ...

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 ...

Sea urchins face extinction worldwide due to a deadly "pandemic" beneath the waves, warns new research. Scientists say the consequences for marine ecosystems aren’t yet fully known, but are likely to ...

Omakase by now is firmly lodged in the zeitgeist. In the Bay Area, you’ll find the word proudly attached to restaurants (Ren ...

These breeding grounds for fish are under siege from red turf algae, sea urchins, storm surges, warming waters and climate ...

Pacific Northwest sea lions got the spotlight in a Congressional hearing last week. The U.S. House of Representatives’ Committee on Natural Resources spent nearly two and a half hours Wednesday ...