Idaho’s Bonneville/Lower Granite Dam Fish Counts

2012 Steelhead Count From July 1 to November 30
Dam	Date of Count	Daily Count	2012 Total To Date	2011 Total To Date	Average of Last 5 Years
Bonneville	October 17	227	217,459	353,751	392,305
Lower Granite	October 17	1,617	79,531	150,670	170,222
Counts include wild and hatchery origin fish. Most steelhead bound for Idaho cross Bonneville Dam between July 1 and October 31. Information on numbers of steelhead crossing the Columbia and Snake River dams is taken from data posted by the United States Army Corps of Engineers, and is updated weekly during the counting season.

2012 Adult Chinook Salmon Count From August 1 to December 31
Dam	Date of Count	Daily Adult Count	2012 Total to Date	2011 Total to Date	Average of Last 5 Years
Bonneville	October 17	222	346,508	395,865	321,366
Lower Granite	October 17	44	34,210	24,895	21,453
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.

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