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Subject
Dams (15)
Rivers -- Washington (8)
Fish Ladders (5)
Fish Screens (3)
Spillways (2)

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 Image: Image Title: Subject: Description/Notes:
1. Rosa Dam Fish Ladder Rosa Dam Fish Ladder Dams; Rivers -- Washington; Fish ladders
2. Rosa Dam Rosa Dam Dams; Rivers -- Washington Downstream view of dam Diversion at left
3. Rosa Dam Rosa Dam Dams; Rivers -- Washington; Fish ladders Downstream view of gates and spill at Rosa Dam
Fish ladder is at the extreme right
4. Headgate in Rosa irrigation diversion Headgate in Rosa irrigation diversion Dams Downstream view of the rotary gate at the head of the Rosa irrigation ditch at the Rosa Dam
5. Rosa Dam Rosa Dam Dams; Rivers -- Washington; Fish ladders Fish ladder over Rosa Dam
6. Rosa Dam fish ladder Rosa Dam fish ladder Fish ladders; Dams Fish ladder over Rosa Dam
7. Old Reservation Ditch Old Reservation Ditch Dams Headgates and "grizzly" on Old Reservation Ditch
8. Rosa Dam Rosa Dam Spillways; Dams; Rivers -- Washington Rotary gates and spillway at Rosa Dam
9. Rotary screens Rotary screens Fish screens; Dams Rotary screens at head of Rosa Ditch at Rosa Dam
10. Rosa Dam Rosa Dam Dams; Rivers -- Washington; Fish screens Rotary screens at head of Rosa ditch at the Rosa Dam
11. Spare rotary screen Spare rotary screen Fish screens; Dams Spare fish screens at Rosa Dam
12. Rosa Dam spillway Rosa Dam spillway Spillways; Dams Spillway shown from beneath drum gate
13. Rosa Dam Rosa Dam Dams; Rivers -- Washington; Fish ladders Upstream side Irrigation ditch takes off at right behind "grizzly"
14. Upstream view of Rosa Dam Upstream view of Rosa Dam Dams Upstream view of "grizzly" and ditch takeoff
15. Rosa Dam Rosa Dam Dams; Rivers -- Washington Upstream view of Rosa Dam, Washington
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