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Historic stream surveys
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Salmon
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Fish traps
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Dams
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1. [Image] Salmon entering elevator from brail
Rock Island Dam left trap in the summerCitation -
2. [Image] Salmon entering elevator from brail
Rock Island DamCitation -
3. [Image] Salmon entering elevator from brail
Rock Island DamCitation -
Left trap at the Rock Island Dam during the summer
Citation -
5. [Image] Salmon entering elevator from brail
Rock Island DamCitation -
6. [Image] Salmon Trap with brail raised
Rock Island DamCitation