Adult Returns for Columbia and Snake River Dams - Graph Adult Salmon Database

Graph comparing two consecutive years and a 10 year average (this includes 10 years of data ending one year prior to the most recent year selected).
Step 1. Choose one of the following Adult Passage Reporting sites: Bonneville Dam Willamette Falls Dam The Dalles Dam John Day Dam McNary Dam Ice Harbor Dam Lower Monumental Dam Little Goose Dam Lower Granite Dam Priest Rapid Dam Rock Island Dam Rocky Reach Dam Wells Dam
The dates used to graph the selected data are based on historical adult dam counting schedules.
Step 2.  Select Species: Chinook Adult Chinook Jack Spring Chinook Adult Spring Chinook Jack Summer Chinook Adult Summer Chinook Jack Fall Chinook Adult Fall Chinook Jack Coho Adult Coho Jack Steelhead Sockeye Shad
3. Select Years 2006, 2005, TenYR 1996-2005 2005, 2004, TenYR 1995-2004 2004, 2003, TenYR 1994-2003 2003, 2002, TenYR 1993-2002 2002, 2001, TenYR 1992-2001 2001, 2000, TenYR 1991-2000
4. Submit Request	or Form

Note:

• Willamette Falls only has ladder counts for spring chinook, fall chinook and steelhead.
• Willamette Falls does not have 10 year average data.

Page last updated on: January 7, 2008

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