Here at the confluence of the Okanogan and Columbia rivers, tens of thousands of sockeye and chinook salmon stage themselves every summer in an underwater base camp, waiting to make a final push ...

Smashing records, sockeye salmon are booming up the Columbia River, in a run expected to top 700,000 fish before it’s over. But a punishing heat wave has made river temperatures so hot many may ...

A spawning sockeye salmon rests in the waters near the Eagle River Nature Center's boardwalk overlook on August 22, 2017. (Marc Lester / Alaska Dispatch News) ...

A sockeye salmon (top left) swims past a chinook salmon at the fish-counting window at the Bonneville Dam on June 27, 2012, near North Bonneville, Washington.

Spawning salmon have returned to Whatcom County creeks. ... Chinook salmon, Coho Salmon, Chum Salmon, Pink Salmon and Sockeye Salmon have been documented in Whatcom Creek.

The Gitanyow have long depended on the sockeye salmon spawning habitat of the Hanna and Tintina rivers, and a land use plan signed in 2012 by the Gitanyow and the British Columbia government ...

In the Pacific Northwest, some tributaries salmon travel through to spawn are so hot that it’s threatening their migration. In some places, biologists have trucked the fish to cooler water.

Spawning Sockeye salmon. Stuart Westmorland Getty Images Smashing records, sockeye salmon are booming up the Columbia River, in a run expected to top 700,000 fish before it’s over.

Smashing records, sockeye salmon are booming up the Columbia River, in a run expected to top 700,000 fish before it’s over. But a punishing heat wave has made river temperatures so hot many may ...