- Oregon State University. Extension Service13
- Oregon State University. Water Resources Research Institute8
- United States. Army. Corps Of Engineers. Portland District6
- Oregon State University. Forest Research Laboratory4
- Oregon. Department Of Fish And Wildlife4
- Klingeman, Peter C.3
- Marriage, Lowell D.3
- Moring, John R.3
- Oregon. Fish Commission. Shellfish Program3
- Snow, C. Dale3
- Bella, David A.2
- Beschta, Robert L.2
- Demory, Darrell2
- Feaga, Jeff2
- Frenkel, Robert E.2
- Geological Survey (U.S.)2
- Grant, Gordon2
- Grove, Robert Allan2
- Hinkle, Stephen R.2
- Independent Multidisciplinary Science Team (Or.)2