Chum salmon return to Columbia in big numbers - The Columbian

Of Fish and Men: A Short History of Salmon Fishing in the Columbia River Basin

Chum salmon return to Columbia in big numbers - The Columbian

Chum Salmon (Protected)

Seafood Watch

Spamming streams with hatchery salmon can disrupt ecosystems, study finds

Lower spring Chinook limits on Columbia River tributaries upset anglers - The Columbian

Coho salmon fishing season on Columbia River should be a good one - The Columbian

Columbia River Salmon - CRITFC

Full article: Magnitude and Trends in Abundance of Hatchery and Wild Pink Salmon, Chum Salmon, and Sockeye Salmon in the North Pacific Ocean

Coho salmon fishing season on Columbia River should be a good one - The Columbian