The U.S. House of Representatives’ Committee on Natural Resources spent nearly two and a half hours Wednesday debating the long-standing issue of the Columbia River sea lions, who are known to feast ...

Bipartisan lawmakers find common ground in the middle of partisan divides as sea lions threaten Washington salmon populations ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. BOISE, Idaho (AP) — More than 1,100 sea ...

Oregon state authorities can resume killing California sea lions that feast on endangered salmon bottled up at a dam on the Columbia River, but fewer than one-third as many as federal biologists ...

Here's what happens: The plankton eat algae that contains the acid, and then the fish eat the plankton, and the sea lions eat the fish — one thing surviving off another, passing on the toxic acid.