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• 1. [Image] Entrance of fish ladder on Marmot Dam

  	Citation × Citation Citation Abstract Copy Title: Entrance of fish ladder on Marmot Dam Year: 1939 Title: Entrance of fish ladder on Marmot Dam Year: 1939 Close

• 2. [Image] Dam and fish ladder

  	Citation × Citation Citation Abstract Copy Title: Dam and fish ladder Year: 1940 Title: Dam and fish ladder Year: 1940 Close

• 3. [Image] Dam and fishway

  	Citation × Citation Citation Abstract Copy Title: Dam and fishway Year: 1940 Title: Dam and fishway Year: 1940 Close

• 4. [Image] Dam

  	Citation × Citation Citation Abstract Copy Title: Dam Year: 1940 Title: Dam Year: 1940 Close

• 5. [Image] Fish ladder

  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1940 Title: Fish ladder Year: 1940 Close

• 6. [Image] Lebanon Dam

  	Lebanon Dam on the South Santiam River with fish ladder
  	Citation × Citation Citation Abstract Copy Title: Lebanon Dam Year: 2003 Lebanon Dam on the South Santiam River with fish ladder Title: Lebanon Dam Year: 2003 Lebanon Dam on the South Santiam River with fish ladder Close

• 7. [Image] Fish ladder without water

  	Citation × Citation Citation Abstract Copy Title: Fish ladder without water Year: 1940 Title: Fish ladder without water Year: 1940 Close

• 8. [Image] Fish ladder

  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1940 Title: Fish ladder Year: 1940 Close

• 9. [Image] Dam and fishway

  	Citation × Citation Citation Abstract Copy Title: Dam and fishway Year: 1940 Title: Dam and fishway Year: 1940 Close

• 10. [Image] Finley feed mill dam

  	Citation × Citation Citation Abstract Copy Title: Finley feed mill dam Year: 1941 Title: Finley feed mill dam Year: 1941 Close

• 11. [Image] Fish ladder

  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1940 Title: Fish ladder Year: 1940 Close

• 12. [Image] Fish ladder

  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1940 Title: Fish ladder Year: 1940 Close

• 13. [Image] Finley Feed Mill Dam

  	Citation × Citation Citation Abstract Copy Title: Finley Feed Mill Dam Year: 1941 Title: Finley Feed Mill Dam Year: 1941 Close

• 14. [Image] Fish ladder with water

  	Citation × Citation Citation Abstract Copy Title: Fish ladder with water Year: 1940 Title: Fish ladder with water Year: 1940 Close

• 15. [Image] Elgin Dam and fish ladder

  	Citation × Citation Citation Abstract Copy Title: Elgin Dam and fish ladder Year: 1940 Title: Elgin Dam and fish ladder Year: 1940 Close

• 16. [Image] Dam and fish ladder

  	Citation × Citation Citation Abstract Copy Title: Dam and fish ladder Year: 1940 Title: Dam and fish ladder Year: 1940 Close

• 17. [Image] Elgin dam and fish ladder

  	Citation × Citation Citation Abstract Copy Title: Elgin dam and fish ladder Year: 1940 Title: Elgin dam and fish ladder Year: 1940 Close

• 18. [Image] Rosa Dam Fish Ladder

  	Citation × Citation Citation Abstract Copy Title: Rosa Dam Fish Ladder Year: 1937 Title: Rosa Dam Fish Ladder Year: 1937 Close

• 19. [Image] Fish ladder

  	Fish ladder on the Washougal River upper dam
  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1935 Fish ladder on the Washougal River upper dam Title: Fish ladder Year: 1935 Fish ladder on the Washougal River upper dam Close

• 20. [Image] River Mill Dam fish ladder

  	Fishway over River Mill Dam on the Clackamas River
  	Citation × Citation Citation Abstract Copy Title: River Mill Dam fish ladder Year: 1940 Fishway over River Mill Dam on the Clackamas River Title: River Mill Dam fish ladder Year: 1940 Fishway over River Mill Dam on the Clackamas River Close

• 21. [Image] Washington Water Power dam and ladder

  	Citation × Citation Citation Abstract Copy Title: Washington Water Power dam and ladder Year: 1937 Title: Washington Water Power dam and ladder Year: 1937 Close

• 22. [Image] Dam and fish ladder Asotin Creek

  	Citation × Citation Citation Abstract Copy Title: Dam and fish ladder Asotin Creek Year: 1935 Title: Dam and fish ladder Asotin Creek Year: 1935 Close

• 23. [Image] Fish ladder

  	Fish ladder on the Washougal River upper dam
  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1935 Fish ladder on the Washougal River upper dam Title: Fish ladder Year: 1935 Fish ladder on the Washougal River upper dam Close

• 24. [Image] Fish ladder

  	Fish ladder on the Washougal River upper dam
  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1935 Fish ladder on the Washougal River upper dam Title: Fish ladder Year: 1935 Fish ladder on the Washougal River upper dam Close

• 25. [Image] Washougal River downstream power dam

  	Power dam with a fish ladder on the side
  	Citation × Citation Citation Abstract Copy Title: Washougal River downstream power dam Year: 1937 Power dam with a fish ladder on the side Title: Washougal River downstream power dam Year: 1937 Power dam with a fish ladder on the side Close

• 26. [Image] Dam and fish ladder on Asotin Creek

  	Citation × Citation Citation Abstract Copy Title: Dam and fish ladder on Asotin Creek Year: 1935 Title: Dam and fish ladder on Asotin Creek Year: 1935 Close

• 27. [Image] Men looking at fish ladder

  	Citation × Citation Citation Abstract Copy Title: Men looking at fish ladder Year: 1935 Title: Men looking at fish ladder Year: 1935 Close

• 28. [Image] Elaborate fish ladder near dam

  	Unidentified dam area
  	Citation × Citation Citation Abstract Copy Title: Elaborate fish ladder near dam Year: 1937 Unidentified dam area Title: Elaborate fish ladder near dam Year: 1937 Unidentified dam area Close

• 29. [Image] Man standing above fish ladder

  	Unidentified man and dam area
  	Citation × Citation Citation Abstract Copy Title: Man standing above fish ladder Year: 1937 Unidentified man and dam area Title: Man standing above fish ladder Year: 1937 Unidentified man and dam area Close

• 30. [Image] Men standing above fish ladder

  	Unidentified men and dam area
  	Citation × Citation Citation Abstract Copy Title: Men standing above fish ladder Year: 1937 Unidentified men and dam area Title: Men standing above fish ladder Year: 1937 Unidentified men and dam area Close

• 31. [Image] Dam on Roaring Creek

  	Citation × Citation Citation Abstract Copy Title: Dam on Roaring Creek Year: 1940 Title: Dam on Roaring Creek Year: 1940 Close

• 32. [Image] Obstruction on Coast Fork Willamette

  	Obstruction on Coast Fork Willamette River Ladder has broken down;1938-06
  	Citation × Citation Citation Abstract Copy Title: Obstruction on Coast Fork Willamette Year: 1938 Obstruction on Coast Fork Willamette River Ladder has broken down;1938-06 Title: Obstruction on Coast Fork Willamette Year: 1938 Obstruction on Coast Fork Willamette River Ladder has broken down;1938-06 Close

• 33. [Image] Cedar Creek Falls

  	Powerflume, fish-ladder and mill at high-water stage on Cedar Creek Falls
  	Citation × Citation Citation Abstract Copy Title: Cedar Creek Falls Year: 1937 Powerflume, fish-ladder and mill at high-water stage on Cedar Creek Falls Title: Cedar Creek Falls Year: 1937 Powerflume, fish-ladder and mill at high-water stage on Cedar Creek Falls Close

• 34. [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 44
  	Citation × Citation Citation Abstract Copy Title: Bottom of fishway Year: 1940 Bottom of fishway over lumber mill dam at Carlton, Oregon, on the North Yamhill River;1940-08-24 Photograph from Album 1 page 44 Title: Bottom of fishway Year: 1940 Bottom of fishway over lumber mill dam at Carlton, Oregon, on the North Yamhill River;1940-08-24 Photograph from Album 1 page 44 Close

• 35. [Image] Fish ladder on Willamina Creek

  	Citation × Citation Citation Abstract Copy Title: Fish ladder on Willamina Creek Year: 1940 Title: Fish ladder on Willamina Creek Year: 1940 Close

• 36. [Image] Fish ladder near Willamina, Oregon

  	Citation × Citation Citation Abstract Copy Title: Fish ladder near Willamina, Oregon Year: 1940 Title: Fish ladder near Willamina, Oregon Year: 1940 Close

• 37. [Image] Power plant tail-race

  	Power plant tail-race and mouth of fish ladder at the River Mill Power Plant on the Clackamas River;1940-08-23
  	Citation × Citation Citation Abstract Copy Title: Power plant tail-race Year: 1940 Power plant tail-race and mouth of fish ladder at the River Mill Power Plant on the Clackamas River;1940-08-23 Title: Power plant tail-race Year: 1940 Power plant tail-race and mouth of fish ladder at the River Mill Power Plant on the Clackamas River;1940-08-23 Close

• 38. [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; 1940-09-21
  	Citation × Citation Citation Abstract Copy Title: Dam and fish ladder near Glenwood Year: 1940 Consolidated Lumber Company's dam and fish ladder near Glenwood, Oregon, on Gales Creek, a tributary of the Tualatin River; 1940-09-21 Title: Dam and fish ladder near Glenwood Year: 1940 Consolidated Lumber Company's dam and fish ladder near Glenwood, Oregon, on Gales Creek, a tributary of the Tualatin River; 1940-09-21 Close

• 39. [Image] Dam board in fish ladder

  	Coast Fork Willamette River above Cottage Grove, Oregon, showing dam board in poor fish ladder;1938-06
  	Citation × Citation Citation Abstract Copy Title: Dam board in fish ladder Year: 1938 Coast Fork Willamette River above Cottage Grove, Oregon, showing dam board in poor fish ladder;1938-06 Title: Dam board in fish ladder Year: 1938 Coast Fork Willamette River above Cottage Grove, Oregon, showing dam board in poor fish ladder;1938-06 Close

• 40. [Image] Dry fish ladder

  	Dry fish ladder at Mountain States Power Plant at Stayton, Oregon (Chinooks fighting tailrace);1940-08-11
  	Citation × Citation Citation Abstract Copy Title: Dry fish ladder Year: 1940 Dry fish ladder at Mountain States Power Plant at Stayton, Oregon (Chinooks fighting tailrace);1940-08-11 Title: Dry fish ladder Year: 1940 Dry fish ladder at Mountain States Power Plant at Stayton, Oregon (Chinooks fighting tailrace);1940-08-11 Close

• 41. [Image] Mt States Power Co ladder

  	Mountain States Power Company fish ladder;1940-08-09
  	Citation × Citation Citation Abstract Copy Title: Mt States Power Co ladder Year: 1940 Mountain States Power Company fish ladder;1940-08-09 Title: Mt States Power Co ladder Year: 1940 Mountain States Power Company fish ladder;1940-08-09 Close

• 42. [Image] Mt States Power Co ladder

  	Mountain States Power Company ladder in the Stayton power canal (Gardner [sic] Ditch);1940-08-09
  	Citation × Citation Citation Abstract Copy Title: Mt States Power Co ladder Year: 1940 Mountain States Power Company ladder in the Stayton power canal (Gardner [sic] Ditch);1940-08-09 Title: Mt States Power Co ladder Year: 1940 Mountain States Power Company ladder in the Stayton power canal (Gardner [sic] Ditch);1940-08-09 Close

• 43. [Image] Wiley Creek dam and ladder

  	Dam and fish ladder on Wiley Creek, a tributary of the South Santiam River, Oregon; 1938
  	Citation × Citation Citation Abstract Copy Title: Wiley Creek dam and ladder Year: 1938 Dam and fish ladder on Wiley Creek, a tributary of the South Santiam River, Oregon; 1938 Title: Wiley Creek dam and ladder Year: 1938 Dam and fish ladder on Wiley Creek, a tributary of the South Santiam River, Oregon; 1938 Close

• 44. [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 44
  	Citation × Citation Citation Abstract Copy Title: Log pond dam Year: 1940 Dam below log pond at Carlton, Oregon, on the North Yamhill River; poor fishway on right bank; 1940-09-26 From Album 1 page 44 Title: Log pond dam Year: 1940 Dam below log pond at Carlton, Oregon, on the North Yamhill River; poor fishway on right bank; 1940-09-26 From Album 1 page 44 Close

• 45. [Image] Ladder and mill dam

  	Fish ladder and mill dam near Mill City, Oregon, located on the North Santiam River ; 1940-08-11
  	Citation × Citation Citation Abstract Copy Title: Ladder and mill dam Year: 1940 Fish ladder and mill dam near Mill City, Oregon, located on the North Santiam River ; 1940-08-11 Title: Ladder and mill dam Year: 1940 Fish ladder and mill dam near Mill City, Oregon, located on the North Santiam River ; 1940-08-11 Close

• 46. [Image] Wiley Creek fish ladder

  	Fish ladder on Wiley Creek, a tributary to the South Santiam River, Oregon; 1938
  	Citation × Citation Citation Abstract Copy Title: Wiley Creek fish ladder Year: 1938 Fish ladder on Wiley Creek, a tributary to the South Santiam River, Oregon; 1938 Title: Wiley Creek fish ladder Year: 1938 Fish ladder on Wiley Creek, a tributary to the South Santiam River, Oregon; 1938 Close

• 47. [Image] Lebanon power dam

  	South Santiam River power dam at Lebanon, Oregon Fish ladder is in center of photo
  	Citation × Citation Citation Abstract Copy Title: Lebanon power dam Year: 1937 South Santiam River power dam at Lebanon, Oregon Fish ladder is in center of photo Title: Lebanon power dam Year: 1937 South Santiam River power dam at Lebanon, Oregon Fish ladder is in center of photo Close

• 48. [Image] Eugene power plant dam fishway

  	Fishway at the Eugene, Oregon, power plant dam on the McKenzie River;1938-06
  	Citation × Citation Citation Abstract Copy Title: Eugene power plant dam fishway Year: 1938 Fishway at the Eugene, Oregon, power plant dam on the McKenzie River;1938-06 Title: Eugene power plant dam fishway Year: 1938 Fishway at the Eugene, Oregon, power plant dam on the McKenzie River;1938-06 Close

• 49. [Image] Abiqua Creek dam and ladder

  	Dam and ladder on Abiqua Creek; 1940-09-15
  	Citation × Citation Citation Abstract Copy Title: Abiqua Creek dam and ladder Year: 1940 Dam and ladder on Abiqua Creek; 1940-09-15 Title: Abiqua Creek dam and ladder Year: 1940 Dam and ladder on Abiqua Creek; 1940-09-15 Close

• 50. [Image] Cedar Creek dam and falls

  	Power diversion, old mill, diversion return and fish-ladder at Cedar Creek dam and falls at Hall, Washington. Dam and falls only partly showing upstream. Fish-ladder leads into diversion
  	Citation × Citation Citation Abstract Copy Title: Cedar Creek dam and falls Year: 1937 Power diversion, old mill, diversion return and fish-ladder at Cedar Creek dam and falls at Hall, Washington. Dam and falls only partly showing upstream. Fish-ladder leads into diversion Title: Cedar Creek dam and falls Year: 1937 Power diversion, old mill, diversion return and fish-ladder at Cedar Creek dam and falls at Hall, Washington. Dam and falls only partly showing upstream. Fish-ladder leads into diversion Close

• 51. [Image] Dam at Carlton, Oregon

  	Citation × Citation Citation Abstract Copy Title: Dam at Carlton, Oregon Year: 1940 Title: Dam at Carlton, Oregon Year: 1940 Close

• 52. [Image] Fish ladder

  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1940 Title: Fish ladder Year: 1940 Close

• 53. [Image] Fish ladder

  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1940 Title: Fish ladder Year: 1940 Close

• 54. [Image] Scio Dam fish ladder

  	Poor fish ladder on Scio Dam on Thomas Creek, tributary to South Santiam River, Oregon; 1940-09-18
  	Citation × Citation Citation Abstract Copy Title: Scio Dam fish ladder Year: 1940 Poor fish ladder on Scio Dam on Thomas Creek, tributary to South Santiam River, Oregon; 1940-09-18 Title: Scio Dam fish ladder Year: 1940 Poor fish ladder on Scio Dam on Thomas Creek, tributary to South Santiam River, Oregon; 1940-09-18 Close

• 55. [Image] Fish ladder

  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1940 Title: Fish ladder Year: 1940 Close

• 56. [Image] Spillway and fishway

  	Spillway and fishway with government locks in the background on the Yamhill River near Lafayette, Oregon; 1940-09-26 From Album 1 page 41
  	Citation × Citation Citation Abstract Copy Title: Spillway and fishway Year: 1940 Spillway and fishway with government locks in the background on the Yamhill River near Lafayette, Oregon; 1940-09-26 From Album 1 page 41 Title: Spillway and fishway Year: 1940 Spillway and fishway with government locks in the background on the Yamhill River near Lafayette, Oregon; 1940-09-26 From Album 1 page 41 Close

• 57. [Image] Fish ladder near Carlton, Oregon

  	Citation × Citation Citation Abstract Copy Title: Fish ladder near Carlton, Oregon Year: 1940 Title: Fish ladder near Carlton, Oregon Year: 1940 Close

• 58. [Image] Chinook on rock

  	Chinook on rock left of middle ladder at the Rock Island Dam
  	Citation × Citation Citation Abstract Copy Title: Chinook on rock Year: 1939 Chinook on rock left of middle ladder at the Rock Island Dam Title: Chinook on rock Year: 1939 Chinook on rock left of middle ladder at the Rock Island Dam Close

• 59. [Image] Chinook jumping

  	Chinook jumping over middle rocks at the Rock Island Dam
  	Citation × Citation Citation Abstract Copy Title: Chinook jumping Year: 1939 Chinook jumping over middle rocks at the Rock Island Dam Title: Chinook jumping Year: 1939 Chinook jumping over middle rocks at the Rock Island Dam Close

• 60. [Image] Chinook jumping rock

  	Chinook jumping rock left of middle ladder at the Rock Island Dam
  	Citation × Citation Citation Abstract Copy Title: Chinook jumping rock Year: 1939 Chinook jumping rock left of middle ladder at the Rock Island Dam Title: Chinook jumping rock Year: 1939 Chinook jumping rock left of middle ladder at the Rock Island Dam Close

• 61. [Image] Chinook jumping rock

  	Chinook jumping rock left of middle ladder at the Rock Island Dam
  	Citation × Citation Citation Abstract Copy Title: Chinook jumping rock Year: 1939 Chinook jumping rock left of middle ladder at the Rock Island Dam Title: Chinook jumping rock Year: 1939 Chinook jumping rock left of middle ladder at the Rock Island Dam Close

• 62. [Image] Fish ladder

  	Clearwater dam ladder located near Lewiston, Idaho
  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1937 Clearwater dam ladder located near Lewiston, Idaho Title: Fish ladder Year: 1937 Clearwater dam ladder located near Lewiston, Idaho Close

• 63. [Image] Lewiston Dam ladder and spillway

  	Washington Water Power dam on the Clearwater River in Idaho
  	Citation × Citation Citation Abstract Copy Title: Lewiston Dam ladder and spillway Year: 1937 Washington Water Power dam on the Clearwater River in Idaho Title: Lewiston Dam ladder and spillway Year: 1937 Washington Water Power dam on the Clearwater River in Idaho Close

• 64. [Image] Sunnyside dam

  	Sunnyside diversion dam showing central and south fish ladders. Sunnyside Project
  	Citation × Citation Citation Abstract Copy Title: Sunnyside dam Year: 1941 Sunnyside diversion dam showing central and south fish ladders. Sunnyside Project Title: Sunnyside dam Year: 1941 Sunnyside diversion dam showing central and south fish ladders. Sunnyside Project Close

• 65. [Image] Rosa Dam

  	Fish ladder over Rosa Dam
  	Citation × Citation Citation Abstract Copy Title: Rosa Dam Year: 1941 Fish ladder over Rosa Dam Title: Rosa Dam Year: 1941 Fish ladder over Rosa Dam Close

• 66. [Image] Galloway Dam and fish ladder

  	Citation × Citation Citation Abstract Copy Title: Galloway Dam and fish ladder Year: 1941 Title: Galloway Dam and fish ladder Year: 1941 Close

• 67. [Image] Chinooks jumping

  	Chinooks jumping left of middle ladder at Rock Island Dam
  	Citation × Citation Citation Abstract Copy Title: Chinooks jumping Year: 1939 Chinooks jumping left of middle ladder at Rock Island Dam Title: Chinooks jumping Year: 1939 Chinooks jumping left of middle ladder at Rock Island Dam Close

• 68. [Image] Chinook on rock

  	Chinook on rock left of middle ladder; Rock Island
  	Citation × Citation Citation Abstract Copy Title: Chinook on rock Year: 1939 Chinook on rock left of middle ladder; Rock Island Title: Chinook on rock Year: 1939 Chinook on rock left of middle ladder; Rock Island Close

• 69. [Image] Fish ladder over Elgin Dam

  	Fish ladder over Elgin Dam has only 1 pool in the ladder.. Zell Parkhurst is standing on the crest.
  	Citation × Citation Citation Abstract Copy Title: Fish ladder over Elgin Dam Year: 1940 Fish ladder over Elgin Dam has only 1 pool in the ladder.. Zell Parkhurst is standing on the crest. Title: Fish ladder over Elgin Dam Year: 1940 Fish ladder over Elgin Dam has only 1 pool in the ladder.. Zell Parkhurst is standing on the crest. Close

• 70. [Image] Wapato project dam

  	Main dam and central fish ladder at the Wapato project dam
  	Citation × Citation Citation Abstract Copy Title: Wapato project dam Year: 1941 Main dam and central fish ladder at the Wapato project dam Title: Wapato project dam Year: 1941 Main dam and central fish ladder at the Wapato project dam Close

• 71. [Image] Wapato project dam

  	Main dam and central fish ladder at the Wapato project dam
  	Citation × Citation Citation Abstract Copy Title: Wapato project dam Year: 1941 Main dam and central fish ladder at the Wapato project dam Title: Wapato project dam Year: 1941 Main dam and central fish ladder at the Wapato project dam Close

• 72. [Image] Dividing dam and headgates

  	Dividing dam and headgates on New Reservation Ditch (Wapato Project)
  	Citation × Citation Citation Abstract Copy Title: Dividing dam and headgates Year: 1941 Dividing dam and headgates on New Reservation Ditch (Wapato Project) Title: Dividing dam and headgates Year: 1941 Dividing dam and headgates on New Reservation Ditch (Wapato Project) Close

• 73. [Image] Left fish ladder

  	Left Ladder (east fishway) at Rock Island Dam
  	Citation × Citation Citation Abstract Copy Title: Left fish ladder Year: 1939 Left Ladder (east fishway) at Rock Island Dam Title: Left fish ladder Year: 1939 Left Ladder (east fishway) at Rock Island Dam Close

• 74. [Image] Sunnyside dam

  	Sunnyside diversion dam showing central and south fish ladders "Sunnyside Project"
  	Citation × Citation Citation Abstract Copy Title: Sunnyside dam Year: 1941 Sunnyside diversion dam showing central and south fish ladders "Sunnyside Project" Title: Sunnyside dam Year: 1941 Sunnyside diversion dam showing central and south fish ladders "Sunnyside Project" Close

• 75. [Image] Sunnyside dam

  	South fish ladder is covered with screen to prevent Indians from catching fish. Sunnyside Project
  	Citation × Citation Citation Abstract Copy Title: Sunnyside dam Year: 1941 South fish ladder is covered with screen to prevent Indians from catching fish. Sunnyside Project Title: Sunnyside dam Year: 1941 South fish ladder is covered with screen to prevent Indians from catching fish. Sunnyside Project Close

• 76. [Image] Fish ladder and collecting pool

  	Fish ladder and collecting pool, left trap, at the Rock Island Dam
  	Citation × Citation Citation Abstract Copy Title: Fish ladder and collecting pool Year: 1939 Fish ladder and collecting pool, left trap, at the Rock Island Dam Title: Fish ladder and collecting pool Year: 1939 Fish ladder and collecting pool, left trap, at the Rock Island Dam Close

• 77. [Image] Fish ladders

  	North fish ladder over Sunnyside Dam near the Sunnyside ditch headgates
  	Citation × Citation Citation Abstract Copy Title: Fish ladders Year: 1941 North fish ladder over Sunnyside Dam near the Sunnyside ditch headgates Title: Fish ladders Year: 1941 North fish ladder over Sunnyside Dam near the Sunnyside ditch headgates Close

• 78. [Image] Temporary fish ladder

  	Temporary ladder on the Oregon side of the Bonneville Dam
  	Citation × Citation Citation Abstract Copy Title: Temporary fish ladder Year: 1937 Temporary ladder on the Oregon side of the Bonneville Dam Title: Temporary fish ladder Year: 1937 Temporary ladder on the Oregon side of the Bonneville Dam Close

• 79. [Image] Temporary fish ladder

  	Entrance to temporary fish ladder at the Bonneville Dam
  	Citation × Citation Citation Abstract Copy Title: Temporary fish ladder Year: 1937 Entrance to temporary fish ladder at the Bonneville Dam Title: Temporary fish ladder Year: 1937 Entrance to temporary fish ladder at the Bonneville Dam Close

• 80. [Image] Temporary fish ladder

  	Entrance to temporary fish ladder at the Bonneville Dam
  	Citation × Citation Citation Abstract Copy Title: Temporary fish ladder Year: 1937 Entrance to temporary fish ladder at the Bonneville Dam Title: Temporary fish ladder Year: 1937 Entrance to temporary fish ladder at the Bonneville Dam Close

• 81. [Image] Fish ladder over Elgin Dam

  	Fish ladder over Elgin Dam has only 1 pool in the ladder.. Zell Parkhurst is standing on the crest.
  	Citation × Citation Citation Abstract Copy Title: Fish ladder over Elgin Dam Year: 1940 Fish ladder over Elgin Dam has only 1 pool in the ladder.. Zell Parkhurst is standing on the crest. Title: Fish ladder over Elgin Dam Year: 1940 Fish ladder over Elgin Dam has only 1 pool in the ladder.. Zell Parkhurst is standing on the crest. Close

• 82. [Image] Dam and fish ladder

  	Dam and fish ladder on South Fork Clearwater River near Grangeville, Idaho
  	Citation × Citation Citation Abstract Copy Title: Dam and fish ladder Year: 1938 Dam and fish ladder on South Fork Clearwater River near Grangeville, Idaho Title: Dam and fish ladder Year: 1938 Dam and fish ladder on South Fork Clearwater River near Grangeville, Idaho Close

• 83. [Image] Dam and fish ladder

  	Dam and fish ladder on the South Fork Clearwater River near Grangeville, Idaho
  	Citation × Citation Citation Abstract Copy Title: Dam and fish ladder Year: 1938 Dam and fish ladder on the South Fork Clearwater River near Grangeville, Idaho Title: Dam and fish ladder Year: 1938 Dam and fish ladder on the South Fork Clearwater River near Grangeville, Idaho Close

• 84. [Image] Water supply diversion dam

  	City of Union, Oregon, water supply diversion dam and fish ladder. Floyd Bryant taking measurements
  	Citation × Citation Citation Abstract Copy Title: Water supply diversion dam Year: 1941 City of Union, Oregon, water supply diversion dam and fish ladder. Floyd Bryant taking measurements Title: Water supply diversion dam Year: 1941 City of Union, Oregon, water supply diversion dam and fish ladder. Floyd Bryant taking measurements Close

• 85. [Image] Temporary fish ladder

  	Temporary ladder on the Oregon side of the Bonneville Dam
  	Citation × Citation Citation Abstract Copy Title: Temporary fish ladder Year: 1937 Temporary ladder on the Oregon side of the Bonneville Dam Title: Temporary fish ladder Year: 1937 Temporary ladder on the Oregon side of the Bonneville Dam Close

• 86. [Image] Fish ladder in Burlingame Dam on the Walla Walla River

  	Citation × Citation Citation Abstract Copy Title: Fish ladder in Burlingame Dam on the Walla Walla River Year: 1935 Title: Fish ladder in Burlingame Dam on the Walla Walla River Year: 1935 Close

• 87. [Image] Washougal River

  	Washougal River at an upstream power dam which shows a new fish ladder
  	Citation × Citation Citation Abstract Copy Title: Washougal River Year: 1937 Washougal River at an upstream power dam which shows a new fish ladder Title: Washougal River Year: 1937 Washougal River at an upstream power dam which shows a new fish ladder Close

• 88. [Image] Powerhouse and fish ladder

  	Powerhouse and fish ladder in dam at outlet of Suttle Lake
  	Citation × Citation Citation Abstract Copy Title: Powerhouse and fish ladder Year: 1942 Powerhouse and fish ladder in dam at outlet of Suttle Lake Title: Powerhouse and fish ladder Year: 1942 Powerhouse and fish ladder in dam at outlet of Suttle Lake Close

• 89. [Image] Broken-down fish ladder over Steelhead Falls

  	Broken-down fish ladder over Steelhead Falls on the Deschutes River
  	Citation × Citation Citation Abstract Copy Title: Broken-down fish ladder over Steelhead Falls Year: 1942 Broken-down fish ladder over Steelhead Falls on the Deschutes River Title: Broken-down fish ladder over Steelhead Falls Year: 1942 Broken-down fish ladder over Steelhead Falls on the Deschutes River Close

• 90. [Image] Washington Water Power dam and ladder

  	Front view of dam
  	Citation × Citation Citation Abstract Copy Title: Washington Water Power dam and ladder Year: 1937 Front view of dam Title: Washington Water Power dam and ladder Year: 1937 Front view of dam Close

• 91. [Image] Galloway Dam and fish ladder

  	Citation × Citation Citation Abstract Copy Title: Galloway Dam and fish ladder Year: 1941 Title: Galloway Dam and fish ladder Year: 1941 Close

• 92. [Image] Chinooks jumping rock

  	Chinooks jumping rock left of middle ladder at Rock Island Dam
  	Citation × Citation Citation Abstract Copy Title: Chinooks jumping rock Year: 1939 Chinooks jumping rock left of middle ladder at Rock Island Dam Title: Chinooks jumping rock Year: 1939 Chinooks jumping rock left of middle ladder at Rock Island Dam Close

• 93. [Image] Chinook jumping rock

  	Chinook jumping rock left of middle ladder at the Rock Island Dam
  	Citation × Citation Citation Abstract Copy Title: Chinook jumping rock Year: 1939 Chinook jumping rock left of middle ladder at the Rock Island Dam Title: Chinook jumping rock Year: 1939 Chinook jumping rock left of middle ladder at the Rock Island Dam Close

• 94. [Image] Chinook jumping rock

  	Chinook jumping rock left of middle ladder at the Rock Island Dam
  	Citation × Citation Citation Abstract Copy Title: Chinook jumping rock Year: 1939 Chinook jumping rock left of middle ladder at the Rock Island Dam Title: Chinook jumping rock Year: 1939 Chinook jumping rock left of middle ladder at the Rock Island Dam Close

• 95. [Image] Rosa Dam fish ladder

  	Fish ladder over Rosa Dam
  	Citation × Citation Citation Abstract Copy Title: Rosa Dam fish ladder Year: 1941 Fish ladder over Rosa Dam Title: Rosa Dam fish ladder Year: 1941 Fish ladder over Rosa Dam Close

• 96. [Image] Rock Island dam spill and fish ladder

  	Rock Island dam and central spillway and fish ladder
  	Citation × Citation Citation Abstract Copy Title: Rock Island dam spill and fish ladder Year: 1939 Rock Island dam and central spillway and fish ladder Title: Rock Island dam spill and fish ladder Year: 1939 Rock Island dam and central spillway and fish ladder Close

• 97. [Image] Rosa Dam

  	Upstream side Irrigation ditch takes off at right behind "grizzly"
  	Citation × Citation Citation Abstract Copy Title: Rosa Dam Year: 1941 Upstream side Irrigation ditch takes off at right behind "grizzly" Title: Rosa Dam Year: 1941 Upstream side Irrigation ditch takes off at right behind "grizzly" Close

• 98. [Image] Temporary fish ladder

  	Temporary fish ladder at the Bonneville Dam on the Washington side. Dam was under construction
  	Citation × Citation Citation Abstract Copy Title: Temporary fish ladder Year: 1937 Temporary fish ladder at the Bonneville Dam on the Washington side. Dam was under construction Title: Temporary fish ladder Year: 1937 Temporary fish ladder at the Bonneville Dam on the Washington side. Dam was under construction Close

• 99. [Image] Temporary fish ladder

  	Temporary fish ladder on the Oregon side of the Bonneville Dam. There is a salmon in air at left side of jump
  	Citation × Citation Citation Abstract Copy Title: Temporary fish ladder Year: 1937 Temporary fish ladder on the Oregon side of the Bonneville Dam. There is a salmon in air at left side of jump Title: Temporary fish ladder Year: 1937 Temporary fish ladder on the Oregon side of the Bonneville Dam. There is a salmon in air at left side of jump Close

• 100. [Image] Fish ladder

  	Fish ladder at Clearwater River dam near Lewiston, Idaho
  	Citation × Citation Citation Abstract Copy Title: Fish ladder Year: 1936 Fish ladder at Clearwater River dam near Lewiston, Idaho Title: Fish ladder Year: 1936 Fish ladder at Clearwater River dam near Lewiston, Idaho Close