Caption A Southern sea otter foraging and eating mussels in Monterey Bay. Research led by Monterey Bay Aquarium published in the journal Science Advances shows that a mass die-off of ochre sea ...

which is key to recording what they eat and where they forage. Following the loss of Pisaster, sea otters more than doubled their mussel consumption, increasing from less than 7% to nearly 18% of ...

A devastating sea star plague triggered an unexpected ecological shift, creating a mussel boom that sea otters turned into a buffet.

Sea otters are critical players in marine ecosystems and are a keystone species, meaning they have a profound effect on their ...

Normally, otters mostly eat abalone and sea urchins, Mongabay explains ... To get by, otters have turned to other options like clams, mussels, and snails. The problem is, all of these species ...

Sea otters leave their mark on shoreline rocks they use to crack open shells, researchers reported yesterday (March 14) in Scientific Reports. They are the only marine mammals known to use stones as ...

“In terms of sea otters, you are what you eat,” says David Jessup, a veterinarian at the Marine Wildlife Veterinary Care and Research Center in Santa Cruz. “At least here in California.” ...