It’s a mystery of reintroduction. When Alaskan sea otters were moved from a nuclear testing site in the Aleutian Islands to the coasts of Washington and Oregon, the two translocated populations had very different results. …
Researchers working in Alaska’s Katmai Coast have discovered a surprising new interaction between mammals on small islands off the coast: grizzly bears are preying on sea otters. This first-of-its-kind discovery reveals the types of relationships …
As sea otter populations rebound off the coast of British Columbia, the quantities of shellfish and other sea life they consume are impacting local fisheries. The economic benefits far outweigh the losses, researchers found, but …
Melting sea ice may be to blame for the spread of a wildlife virus from one side to the Arctic to the other. The issue emerged in 2004 when Pacific sea otters and seals off …
Sea otters in California are dying from a parasite they’re picking up from cats on the loose. Researchers recently found the otters are picking up the parasite Toxoplasma gondii from feral cats or house cats …
What does a sea otter and half a car tire have in common? They both float to the same places. Researchers looking for a way to better track possible sea otter (Enhydra lutris) deaths in …
Sea otter (Enhydra lutris) biologists have combined forces with archaeologists to develop new ways to track past activity of the marine mammals. The collaboration could help inform conservationists and biologist alike on the development of …
Brian Silliman adjusted his headlamp. He was searching for crabs and snails in the saltmarshes and creek banks of an island reserve in Georgia. He was studying food webs, using small animals as a model …
Despite modest increases in the threatened southern sea otter population (Enhydra lutris nereis), their genetic diversity has remained the same, prompting researchers to question the future of their recovery. The southern sea otter population consists …
Great white sharks may be taking a bite out of sea otter recovery efforts, according to a new survey by the U.S. Geological Survey. “It’s quite perplexing. We’ve been working with shark biologists to try …
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