For nearly a century, Thompson Falls Dam cut fish off from hundreds of miles of river, with the eventual solution having ...

Fish ladders are one of the most fascinating examples of how engineering can work alongside nature. In this video, we explore how these structures help fish overcome human-made barriers, ensuring ...

Washington used 1 pneumatic fish cannon to solve salmon passage past a 60m hydroelectric dam, using a pneumatic tube system ...

When migrating salmon commute between their feeding grounds in the ocean and their breeding grounds in freshwater rivers, they have one big problem-dams. "There are two ideas with fish passage: to get ...

Named after an engineer who played a key role in their development, the Chittenden Locks are the busiest in the country, with as many as 50,000 vessels passing through each year. Locals typically call ...

Add Yahoo as a preferred source to see more of our stories on Google. SOUTH KINGSTOWN – A seagull, standing on a rock in the Saugatucket River, waddled closer to the seam of foamy water swirling by.

Fish ladder near the south shore of Long Island, where recorded Alewive migration was occurring. The survival of many fish species depends on migrations up and down rivers. Among anadromous fish such ...

RANCHO CORDOVA — As hundreds of Chinook salmon congregated in the rock-lined channel at the entrance to the new Nimbus Fish Hatchery ladder, the Bureau of Reclamation and California Department of Fish ...