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1. [Image] Lewiston Dam weir
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2. [Image] Idaho Power diversion dam
Idaho Power Company's diversion dam (power) on Lemhi River at Salmon, IdahoCitation -
3. [Image] Lewiston Dam weir
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4. [Image] Wallowa Lake dam
Upstream face of control dam at outlet of Wallowa Lake OregonCitation -
5. [Image] East fishway and collecting pool
Rock Island DamCitation -
6. [Image] Loading fish at central trap
Rock Island DamCitation -
10. [Image] Union Gap rotary screens
Rotary screens on the Union Gap Ditch a short distance below the Rosa by-pass. Union Gap DiversionCitation -
11. [Image] Chinooks jumping over middle rocks
Rock Island DamCitation -
12. [Image] Chinook on rock
Chinook on rock left of middle ladder at the Rock Island DamCitation -
13. [Image] Abandoned dam
Abandoned dam on the Coast Fork Willamette River; 1938-06-20Citation -
14. [Image] Dam near Cottage Grove
Dam near Cottage Grove, Oregon, on the Coast Fork Willamette River;1938-06-20Citation -
15. [Image] Dam on Roaring Creek
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16. [Image] Obstruction on Coast Fork Willamette
Obstruction on Coast Fork Willamette River Ladder has broken down;1938-06Citation -
17. [Image] Salem Ditch dam
Dam in Salem Ditch which is part of the North Santiam River system;1940-08-09Citation -
18. [Image] Dam site above Mayflower Creek
Dam site above Mayflower Creek on the North Santiam River in Oregon; 1940-08-12Citation -
19. [Image] Salmon entering elevator from brail
Rock Island Dam left trap in the summerCitation -
20. [Image] Dam site above Mayflower Creek
Dam site above Mayflower Creek on the North Santiam River in Oregon; 1940-08-12Citation -
21. [Image] Foot of Cazadero Dam
Chinook salmon at foot of Cazadero Dam on Clackamas River; 1940-08-23Citation -
22. [Image] Mill Creek mill dam
Mill Creek mill dam Mill Creek is a tributary to the Mohawk River;1938-06-20Citation -
23. [Image] Chinook jumping
Chinook jumping over middle rocks at the Rock Island DamCitation -
24. [Image] Chinook jumping rock
Chinook jumping rock left of middle ladder at the Rock Island DamCitation -
25. [Image] Chinook jumping rock
Chinook jumping rock left of middle ladder at the Rock Island DamCitation -
Lower Benson Dam on Catherine Creek near US 30 bridge between Union and La Grande, Oregon. Photo shows low water barrierCitation -
27. [Image] Cedar Creek Falls
Birdseye view of Cedar Creek falls and small power developementCitation -
28. [Image] Upstream view of Rosa Dam
Upstream view of "grizzly" and ditch takeoffCitation -
29. [Image] Fish ladder
Clearwater dam ladder located near Lewiston, IdahoCitation -
30. [Image] Diversion dam near Prineville, Oregon
Crooked River diversion damCitation -
31. [Image] Spillway and dam on Clearwater River
Lewiston Dam on the Clearwater River near Lewiston, IdahoCitation -
32. [Image] Lewiston Dam ladder and spillway
Washington Water Power dam on the Clearwater River in IdahoCitation -
34. [Image] Upper concrete dam
Upper concrete dam in South Santiam River 2 1/2 miles above Lebanon, Oregon The Lebanon power diversion takes off a short distance above this dam on the right side;1940-08-14 From Album 1 page 10Citation -
35. [Image] Headgates of power ditch
Headgates of power ditch (shown faintly on left side of photo) taking off above Willamina Dam The dam is located on Willamina Creek, a tributary of the South Yamhill River, near Willamina, Oregon; 194...Citation -
36. [Image] Sunnyside dam
Sunnyside diversion dam showing central and south fish ladders. Sunnyside ProjectCitation -
37. [Image] Central fish hoist and elevator
Central fish hoist and elevator at Rock Island DamCitation -
38. [Image] Left fish trap
Left (east) fish trap at Rock Island DamCitation -
39. [Image] Lamprey eels at the Bonneville Dam
Lampreys are using a temporary fish ladder while the dam is under constructionCitation -
40. [Image] Finley Mill Dam
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41. [Image] Rotary screens in Wapato Ditch
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42. [Image] Catherine Creek diversion dam
A wire-covered rock irrigation diversion dam on Catherine Creek. Diversion dam is 2100 yards above Little Catherine Creek confluenceCitation -
44. [Image] Mann Creek temporary diversion dam
Temporary diversion dam on Mann Creek 1500 yards below US 95 bridge. This dam takes all the water which seeps through another dam 150 yards upstream. The low water is a barrier for fishCitation -
45. [Image] Fish screens, head-gates, & by-pass
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46. [Image] Stayton power canal by-pass
Stayton power canal by-pass; 1940-08-06Citation -
48. [Image] Roll way at the Bonneville Dam
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49. [Image] Catherine Creek diversion dam
Diversion dam for flour mill at Union, OregonCitation -
51. [Image] Jack Creek dam
Jack Creek is a tributary of Metolius River. Upper dam is found at S31, T12S, R9ECitation -
52. [Image] Finley Feed Mill Dam
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53. [Image] Long Tom River mill dam
Mill dam in the Long Tom River above Noti, Oregon Impassable at present water;1938Citation -
54. [Image] Bottom of fishway
Bottom of fishway over lumber mill dam at Carlton, Oregon, on the North Yamhill River;1940-08-24 Photograph from Album 1 page 44Citation -
55. [Image] Fish ladder on Willamina Creek
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56. [Image] Chinooks at Cazadero Dam
Chinook salmon blocked at the foot of Cazadero Dam on the Clackamas River; 1940-08-23Citation -
57. [Image] Fish ladder near Willamina, Oregon
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58. [Image] Power plant tail-race
Power plant tail-race and mouth of fish ladder at the River Mill Power Plant on the Clackamas River;1940-08-23Citation -
59. [Image] Dam and fish ladder near Glenwood
Consolidated Lumber Company's dam and fish ladder near Glenwood, Oregon, on Gales Creek, a tributary of the Tualatin River; 1940-09-21Citation -
60. [Image] Lumber mill dam
Lumber mill dam on Gales Creek, a tributary of the Tualatin River The Consolidated Lumber Company dam is located above the town of Glenwood; 1940-09-21Citation -
61. [Image] Upper dam above Stayton
Upper dam above Stayton, Oregon, on the North Santiam River;1940-08-08Citation -
62. [Image] Mill City mill dam
Mill City, Oregon, mill dam located on the North Santiam River; 1940-08-11Citation -
63. [Image] Sawmill diversion
Sawmill diversion from Mill City, Oregon, mill dam located on the North Santiam River ; 1940-08-13Citation -
64. [Image] Entiat weir under construction
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65. [Image] Dam and fish ladder
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66. [Image] Dam for lumber flume diversion
Impassable dam for lumber flume diversion on Lost Creek, tributary to Middle Fork Willamette River;1938-06-10Citation -
67. [Image] Rock Island Dam power plant and gates
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68. [Image] Dam on Milton Creek near St Helens, Oregon
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69. [Image] Rock Island dam central spillway
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70. [Image] Mill dam on Hills Creek
Ten foot, impassable, abandoned mill dam on Hills Creek, tributary to Middle Fork Willamette River;1937-09-11Citation -
71. [Image] Mill dam in Lost Creek
Impassable mill dam in Lost Creek, tributary to Middle Fork Willamette River;1938-06-10Citation -
72. [Image] Tunnels from collecting pool
Picture taken from brail showing tunnels which enter from collecting pool on the left trap at Rock Island Dam during SpringCitation -
73. [Image] Dam board in fish ladder
Coast Fork Willamette River above Cottage Grove, Oregon, showing dam board in poor fish ladder;1938-06Citation -
74. [Image] Dry fish ladder
Dry fish ladder at Mountain States Power Plant at Stayton, Oregon (Chinooks fighting tailrace);1940-08-11Citation -
75. [Image] Jack Creek dam
Jack Creek is a tributary of Metolius River. Upper dam is found at S31, T12S, R9ECitation -
76. [Image] Selah-Moxee uppermost headgates
Uppermost headgates on Selah-Moxee ditch It is badly silted with wash from hills. Selah-Moxee DiversionCitation -
77. [Image] Elevator down on the left trap
Elevator down on the left trap at Rock Island Dam during the summerCitation -
78. [Image] Rotating screens and spillway
Rotating screens and spillway in dam at outlet of Suttle Lake on Lake Creek, a tributary of the Metolius RiverCitation -
79. [Image] Dam and fishway
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80. [Image] Screens and grizzly
Screens and "grizzly" in Wapato or New Reservation ditchCitation -
81. [Image] Mechanical fish screens
Mechanical fish screens in Wapato Ditch in Yakima River systemCitation -
82. [Image] Sunbean Dam
Sunbeam Dam on the Salmon River in Idaho, close to US 93Citation -
83. [Image] Mt States Power Co ladder
Mountain States Power Company ladder in the Stayton power canal (Gardner [sic] Ditch);1940-08-09Citation -
84. [Image] Wiley Creek dam and ladder
Dam and fish ladder on Wiley Creek, a tributary of the South Santiam River, Oregon; 1938Citation -
85. [Image] Log pond dam
Dam below log pond at Carlton, Oregon, on the North Yamhill River; poor fishway on right bank; 1940-09-26 From Album 1 page 44Citation -
86. [Image] So Santiam River dam
South Santiam River Dam near Lebanon, Oregon;1938Citation -
87. [Image] Lebanon lower power dam
Lower power dam at Lebanon, Oregon, on the South Santiam River The Albany power ditch arises above; 1940-08-11Citation -
88. [Image] Dam at outlet of Wallowa Lake
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89. [Image] Galloway Dam and fish ladder
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90. [Image] First fish haul
Left trap at Rock Island Dam during springCitation -
91. [Image] Chinooks jumping
Chinooks jumping left of middle ladder at Rock Island DamCitation -
92. [Image] Elevator tower and loading platform
Rock Island Dam left trap during summerCitation -
93. [Image] Headgates in power ditch
Headgates of power ditch taking off above Willamina Dam on Willamina Creek, tributary to South Yamhill River; 1940-09-29 From Album 1 page 42Citation -
94. [Image] Watre supply reservoir
Upper dam in Union, Oregon, water supply reservoirCitation -
95. [Image] Rock Island dam power plant and gates
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96. [Image] Rock Island Dam
Rock Island Dam on the Columbia River. The middle fish ladder has not yet been constructedCitation -
97. [Image] Brail from left trap
Brail from left trap at Rock Island Dam during summerCitation -
98. [Image] Gate into hoist at trap
View from brail into fish hoist at Rock Island DamCitation -
99. [Image] Chinook on rock
Chinook on rock left of middle ladder; Rock IslandCitation -
100. [Image] Wapato Dam
