Douglas County Public Utility District, which operates Wells Dam, the last dam on the Upper Columbia before the sockeye enter the Okanogan River, pays for data collection for the model ...

SEATTLE — Earlier this summer, the record return of sockeye salmon on the Columbia ... Okanogan River. The huge success of this year’s run was helped by better management by dam operators ...

Earlier this summer, the record return of sockeye salmon on the Columbia ... via the Okanogan River. The huge success of this year's run was helped by better management by dam operators of water ...

As of September 14, fish counters estimate only 22,021 lampreys have passed through Bonneville Lock and Dam’s fish ladders during daytime hours on their way up the Columbia River to spawn.

A new report acknowledged the ongoing damage done by dams on the Columbia River. But that’s only part of the story. File: Lone Pine, a fishing site near The Dalles Dam along the Columbia River ...