Tag: sea otter

October 7, 2021

Wild Cam: Orcas to blame for Aleutian sea otter collapse

Many people thought the sea otter populations around the Aleutian Archipelago were the model of the species’ success. For decades, populations up and down the Pacific Coast of North America...

August 5, 2021

Decades-old sea otter translocations prove successful

Sea otters translocated to new parts of the Pacific half a century ago have mostly burgeoned into healthy, sustaining populations despite having a nearly 90% death rate in some areas...

April 8, 2021

Monterey Bay sea otters maintain kelp supply

In Monterey Bay, California, where kelp forests have decreased, sea otters are helping maintain pockets of kelp that can reseed barren areas in the future. In 2012, kelp forests along...

January 29, 2021

JWM: Researchers find unexpected sea otter hotspots

As central California sea otters recover from past centuries of overharvesting, they’re gradually expanding into areas they historically occupied. By understanding which types of habitats support higher sea otter abundance,...

October 6, 2020

Lack of sea otters hurts Alaskan reefs

A combination of climate warming and loss of sea otters is harming the reefs that underpin Alaskan kelp forests in the Aleutian Islands. “Despite the fact that the Aleutian Archipelago...

October 10, 2019

Aquarium aids sea otter comeback

With help from the Monterey Bay Aquarium, threatened southern sea otters have made a comeback in Elkhorn Slough, an estuary in Central California. A recent study looking at how the...

November 14, 2018

Sea otters use whiskers and paws to find their prey

Sea otters (Enhydra lutris) are not like other marine mammals. Although, their whiskers are robust and thick like their seal and sea lion counterparts, they never traded their front paws for...

March 22, 2017

USFWS rule ending ‘otter-free’ zone upheld by federal judge

 In 1986, Congress authorized the U.S. Fish and Wildlife Service to regularly remove and relocate federally threatened southern sea otters (Enhydra lutris nereis) from an “otter-free” management zone south of...