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

2023 sea otter reintroduction petition 2005 federal Endangered Species Act listing of southwest Alaska population 2003 southern sea otter recovery plan 2000 petition to list southwest Alaska sea otter ...

Out-of-control invasive species has met its match: Cute and hungry otters West coast states are spending millions to protect their inland waterways from invasive crabs.

The otters were listed as threatened and named a protected federal species in 1977. From that small group they've begun a slow comeback. The first male sea otter arrived in the Elkhorn Slough, 35 ...

"So in other words, you can say that sea otters are our assistant managers of the estuary for invasive species control." What's more, they're biologically predisposed to eating a lot of crabs, she ...

There are only two days left to vote on the name of the Shedd Aquarium's newest sea otter. Through June 25, there will be an ...

A recent study found sea otters are eating thousands of green crabs at a California reserve, reducing the invasive species’ population.

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.

Photos show the historic reintroduction, which is part of an ongoing project to bring back a species considered locally extinct for over 40 years.

Until 1911 the unregulated killing of sea otters continued in most parts of the animal’s geographic range from northern Japan, across the Aleutians and down the U.S. coast to Baja California.