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1. Bonneville Dam on the Columbia River

Bonneville Dam on the Columbia River

Description: Dam under construction, Location Notes: Middle Columbia River Watershed (Oregon and Washington)

2. Lamprey eels at the Bonneville Dam

Lamprey eels at the Bonneville Dam

Description: Lampreys are using a temporary fish ladder while the dam is under construction, Location Notes: Middle Columbia River Watershed (Oregon and Washington)

3. Bonneville Dam

Description: Location Notes: Middle Columbia River Watershed (Oregon and Washington)

4. Temporary fish ladder

Temporary fish ladder

Description: Temporary ladder on the Oregon side of the Bonneville Dam, Location Notes: Middle Columbia River Watershed (Oregon and Washington)

5. Temporary fish ladder

Temporary fish ladder

Description: Temporary fish ladder at the Bonneville Dam on the Washington side. Dam was under construction, Location Notes: Middle Columbia River Watershed (Oregon and Washington)

6. Bull Run diversion

Bull Run diversion

Description: Portland water department Bull Run diversion, Location Notes: Lower Columbia River Watershed (Oregon and Washington), Location Notes: Columbia River and tributaries (Oregon and Washington)

7. Releasing marked fish

Releasing marked fish

Description: Releasing marked fish above Bonneville Dam with the anal and right vental removed, Location Notes: Middle Columbia River Watershed (Oregon and Washington)

8. Salmon going over counting board

Salmon going over counting board

Description: Salmon going over counting board at the Bonneville Dam, Location Notes: Middle Columbia River Watershed (Oregon and Washington)

9. Sandy River

Description: Big Sandy Channel dam in far background, Location Notes: Lower Columbia River Watershed (Oregon and Washington), Location Notes: Columbia River and tributaries (Oregon and Washington)

10. Temporary fish ladder

Temporary fish ladder

Description: Temporary fish ladder on the Oregon side of the Bonneville Dam. There is a salmon in air at left side of jump, Location Notes: Middle Columbia River Watershed (Oregon and Washington)