Between 80 and 200 Chinook salmon spawn at Nimbus Fish Hatchery in Gold River each day from early November through this Friday, ending their life cycle with an ascent up the fish ladder to the ...

Leaping over small man-made jumps and swimming determinedly upstream in Alameda Creek, a small group of bright red chinook salmon are back from the Pacific Ocean and ready to spawn. Twenty miles ...

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 ...

BONNEVILLE DAM, Columbia River, Wash. — There is a new king of the Columbia. Each spring, a chrome tide of fish native to the East Coast floods the Northwest’s mightiest river by the millions. Shad, ...

As soon as it rains, coho salmon likely will swim up a small creek to a spawning ground in the west Sonoma County hills that has been impassable to the species for decades. When they come to the ...

Adult fall-run Chinook salmon congregate near the Nimbus Hatchery Fish Ladder on the American River in Sacramento County in this October 2012 file photo. (Photo by Carl Costas/California Department of ...

GRAND RAPIDS, MI - With fingers pressed almost to the glass but not touching, as the sign on the fish tank reminds, Grand Rapids Montessori students Elsye Cash, 12, and Penny Verkaik, 12, point out ...

In a victory for tribes and conservation groups, an Oregon appeals court has overturned a state rule critics said weakened ...