The lower half of a fish ladder at Bonneville Lock & Dam in Cascade Locks remains unchanged as upgrades focus on the upper section. A new $8 million project at the Bonneville Lock & Dam aims to make ...

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 from ...

BEVERLY, Wash. - The first salmon and steelhead of the season swam through one modified fish ladder this week at the damaged Wanapum Dam. After a 65-foot-long fracture was discovered in one of the dam ...

WENATCHEE - A crack in the Wanapum Dam on the Columbia River and the ensuing reduction of water levels have prompted crews to carry out about $7 million worth of work on fish ladders for chinook ...

KLAMATH FALLS, Ore. — Video captured a Chinook salmon successfully summiting the fish ladder at an upper Klamath River dam this week, according to the Oregon Department of Fish and Wildlife — the ...

A salmon passed through the fish ladder of a key dam on the upper Klamath River on Sept. 24, in what wildlife officials hope is a sign of the iconic fish repopulating ever-greater stretches of the ...

State officials are seeking a federal grant to cover the estimated $13.3 million cost of building a fish ladder and trucking system at Kelley’s Falls Dam in Manchester, avoiding having to dismantle ...