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 ...

State and city leaders are set to give an update Monday night on three Plainwell-area dams as a project move forward to replace them with fish ladders.

Fish ladders were designed to help migrating species like salmon bypass dams but do they actually work? In this video, we explore how fish ladders function, why many fail, and the surprising ...

The alewife spawning season that begins this month across Long Island will be helped by several fish passages constructed over the past two years to provide the feeder fish access to spawning waters ...

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 ...

Sri Lanka recently reported a “fish rain,” where fish were found far from water bodies after heavy rains; but rather than falling from the sky, experts say these were amphibious fish that “walked” ...