U.S. Army Corps continues efforts to boost lamprey passage on Columbia River. Wildlife officials, partner agencies, and ...

Only Washington, Oregon, and Idaho officials applied for kill permits. They set up platforms with cage traps near Bonneville Dam on the Columbia, onto which sea lions voluntarily climbed to rest.

Federally protected Steller sea lions ate more salmon on average than in years past at Bonneville Dam in the Columbia River, biologists in Oregon say. A second sea lion captured by wildlife ...

A new $8 million project at the Bonneville Lock & Dam aims to make it easier for Pacific ... kill the animal they’re feeding on (unlike the sea lamprey, an invasive species found in the Great ...

BONNEVILLE DAM — The U.S. Army Corps of Engineers is gutting and rebuilding a large section of Bonneville Dam’s fish ladder to make it easier for Pacific lamprey to pass the dam as they return ...