Chinook Counts - Bonneville/Lower Granite Dams

2021 Adult Chinook Salmon Count
From August 1 to December 15, 2021
Dam Date of Count Daily Adult Count Total to Date
in 2021
Total to Date
in 2020
5 Year Average
Total Count to Date
Bonneville December 6 2 347,792 391,965 324,449
Lower Granite December 7 0 31,699 25,255 24,350
  • Counts include both hatchery and wild origin adults. Jacks are not included in the count.
  • For daily dam counts and additional information please visit the Fish Passage Center (adult count page) or the Columbia River DART Adult Passage site.