Survival Estimates for the Passage of Spring‑Migrating Juvenile Salmonids Through Snake and Columbia River Dams and Reservoirs, 2021
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In 2021, we completed the 29th year of a study to estimate survival and travel time of juvenile Pacific salmon Oncorhynchus spp. passing dams and reservoirs on the Snake and Columbia Rivers. All estimates were derived from detections of fish tagged with passive integrated transponder (PIT) tags. Contract no. BPA40735
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NOAA创建时间：
2023-03-14
