Limit your search
Topic
- Rivers--Oregon 13
- Dams 5
- Fishways 3
- Fish hatcheries 1
- Flumes 1
- Lakes 1
- Power-plants 1
Region
- Clackamas County >> Oregon >> United States 13
- Clackamas River >> Clackamas County >> Oregon >> United States 13
- Willamette River >> Multnomah County >> Oregon >> United States 13
- River Mill Dam >> Clackamas County >> Oregon >> United States 3
- Cazadero Dam >> Clackamas County >> Oregon >> United States 1
- Delph Creek >> Clackamas County >> Oregon >> United States 1
- Eagle Creek >> Clackamas County >> Oregon >> United States 1
- Lake Harriet >> Clackamas County >> Oregon >> United States 1
- Oak Grove Fork Clackamas River >> Clackamas County >> Oregon >> United States 1
Format
- image/jpeg 13
Collection
- Pacific Northwest Stream Survey 13
Decade
- 1950-1959 13