A trio of southern sea otters frolic in a Monterey Bay wave near the end of Rockview Drive in Pleasure Point this week.

For generations, southern sea otters (Enhydra lutris nereis) have relied on the abundant urchins and abalone that populate the kelp forests as their primary food sources. These preferred prey ...

Their numbers plummeted. In the 20th century, California sea otters — also called southern sea otters — had almost disappeared and were believed extinct until a small group (or “raft”) of them ...

This location is incredibly significant in the history of southern sea otters. It is the place where the last remaning southern sea otters were discovered in 1938. Before then, southern sea otters ...

Luckily, efforts to keep the pesky critters under control have been bolstered by an unexpected helper—sea otters. A new study published in Biological Invasions shows that southern sea otters are ...

After centuries of overhunting by fur traders, sea otters have largely disappeared from the Oregon and Northern California ...

Sea otters are a threatened species under the Endangered Species Act. There are only about 3,000 in California. "They're a keystone species," Lilian Caswell, southern sea otter researcher with the ...

Northern sea otters are found in the Pacific Ocean along the coast of Washington, Canada, and Alaska. Southern (or California) sea otters live off the California coast. Asian (or Russian ...

Almost a week after the fire at a power plant and battery storage facility in Moss Landing, officials say air quality in ...

But beneath the sweet façade lies an opportunistic predator that has become a menace to biodiversity in the southern parts of ... a river otter endemic to Chile which is prominently listed ...