![](https://webarchive.library.unt.edu/eot2008/20090117070424im_/http://www.fpc.org/images/background4_greendarker_salmononly.png)
Adult Returns for Columbia and Snake River Dams - Graph Adult Salmon Database
- NOTE: This graph will not work until there is data for the site selected.
Step 2. Select Species:
Step 3. Submit Form or Reset Note: Willamette Falls only has ladder counts for spring chinook, fall chinook and steelhead. There is not any 10 year average data available at Willamette Falls.
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