Thomas Boyd/The Oregonian California sea lions have found plentiful salmon -- and easy to catch -- at the foot of the Bonneville Dam. A lethal injection program seems to have made little difference.

New data show that over the last several years more Stellar sea lions are showing up at Bonneville Dam, not just in the spring, but for fall salmon runs, as well. Skip to Article.

PORTLAND -- State and federal officials say they have done all they can to stop protected California sea lions from munching on threatened salmon at the base of the Bonneville Dam on the Columbia ...

There are about 4,500 sea lions in the Columbia River from Bonneville Dam to Astoria, Ore., and they love eating salmon and steelhead. Skip to main content Arrow-right ...

PORTLAND, Ore. — From fin to fur, activity at Bonneville Dam is down sharply this spring. It has been three weeks since Oregon and Washington fisheries managers have caught a salmon-eating ...

Sea lions raising hell above Bonneville Dam Mon., May 21, 2012 A sea lion eats a salmon in the Columbia River near Bonneville Dam. Wildlife biologists in Oregon and Washington say hungry sea lions ...

California sea lions at Bonneville Dam were a rarity until they started showing up in the early 2000s. Authorities began the lethal removal list in 2008. Since then, some 400 sea lions have made ...

PORTLAND, Ore. (AP) - A Washington state wildlife spokesman says two salmon-eating California sea lions have been captured this week at Bonneville Dam and killed by lethal injection. The Oregonian ...

Between August 2021 and May 2022, officials estimate, more than 7,000 fish in the Bonneville Dam tailrace were killed by Columbia River sea lions, according to the Portland U.S. Army Corps of ...

PORTLAND, Ore. — A federal agency has authorized the “intentional legal taking” of individually identified California sea lions that prey on migrating salmon and steelhead at the base of ...

Lenza Paul and Michael Farber stand at the lip of Bonneville Dam, layered against the winter cold, binoculars and clipboard in hand, and count. On 29 weekdays from Jan. 7 through Feb. 17, Steller ...

2015 saw a bigger salmon run, with more than 239,000 Chinook and steelhead migrating past Bonneville Dam. That year, the total number of salmon that sea lions ate was the largest ever recorded.