Tag Archives: Chief Joseph and Grand Coulee dams

Report: Fish passage above the Columbia’s biggest dam can be done

It’s been nearly 80 years since salmon and steelhead made it past Chief Joseph and Grand Coulee dams in Washington’s Upper Columbia Basin.,, A team of researchers presented their findings on Tuesday to the Northwest Power and Conservation Council. In short, they said, salmon can survive in the upper reaches of the Columbia Basin, and fish passage needs to happen at the two dams. For several years biologists have looked into scenarios for salmon above the dams — if there was enough habitat available, if pathogens and predators wouldn’t cause too much damage, if there were even ways to get the fish around the concrete structures. >click to read<09:11