Fish Datasets Questions? Get in touch Salmon Testing Results free Salmon Testing Results free Explore the levels of contaminants in 50 salmon from the Columbia River that were caught in September 2021. Provided in collaboration with Oregon Public Broadcasting Learn more Source ALS Dates September 2021: Samples caught from Columbia River. Nov. 16, 2021: Samples submitted to laboratory. March 8, 2022: Samples tested and results returned to Oregon Public Broadcasting and ProPublica. Learn more