Berggren, T. J. and M. J. Filardo (1993). An analysis of variables influencing the migration of juvenile salmonids in the Columbia River Basin. North American Journal of Fisheries Management 13: 48-63.

Bonneville Power Administration (BPA), U.S. Army Corps of Engineers, NPD, Bureau of Reclamation, PNR. 1991. The Columbia River System: The Inside Story, Report DOE/BP-1689 published for the Columbia River System Review by the USACOE and the USBR.

Bureau of Environmental Services. 2003. Columbia Slough Watershed Plan Characterization and Problem Statements. Public Review Draft.

City of Portland Bureau of Planning (BOP). 2001a. Economic, Social, Environmental, and Energy Analysis: Balch Creek Resource Sites.

City of Portland Bureau of Planning (BOP). 2001b. Economic, Social, Environmental, and Energy Analysis: Northwest Hills Resource Sites.

City of Portland Bureau of Planning (BOP). 2001c. Economic, Social, Environmental, and Energy Analysis: Southwest Hills Resource Sites.

City of Portland Bureau of Planning (BOP). 1992. Southwest Hills Natural Areas Protection Plan.

City of Portland Bureau of Planning (BOP). 1991. Northwest Hills Natural Areas Protection Plan.

City of Portland Bureau of Environmental Services (BES). 1997. Balch Creek Watershed Stormwater Management Plan Appendix E.1 Hydrology and Hydraulics.

City of Portland Bureau of Environmental Services (BES). 1999. Public Facilities Plan.

Clark, J.L. 1999. Effects of Urbanization on Streamflow in Three Basins in the Pacific Northwest. MS Thesis, Portland State University. Portland, OR.

Fuerstenberg, R. 2003. Normative Flow Studies Project Conceptual Framework – Provisional Final Draft. King County Department of Natural Resources and Parks.

Harza Engineering. 2000. Riparian and Stream Habitat Assessment: Stephens Creek.

Hill, S. and P. McLaren. 2001. A Sediment Trend Analysis (STAÓ) of the Lower Willamette River. GeoSea Consulting Ltd.

Independent Science Team. 2003.Review of Framework for Integrated Management of Watershed and River Health. Prepared for the City of Portland Endangered Species Act Program.

Independent Scientific Advisory Board. 2000. The Columbia River Estuary and the Columbia River Basin Fish and Wildlife Program. Prepared for the Northwest Power Planning Councial and the National Marine Fisheries Service.

Junk. W. J, P. B. Bayley and R. E. Sparks. 1989. The Food-pulse Concept in River Floodplain Systems. 1989. Riverine Ecosystems: The Influence of Man on Catchment Dynamics and Fish Ecology. Pages 110-127 in D.P. Dodge ed., Proceedings of the International Large River Symposium (LARS). Can. Spec. Publ. Fish. Aquat. Sci. 106.

Lee, K.K., and Risley, J.C., 2002, Estimates of Ground-Water Recharge, Base Flow, and Stream Reach Gains and Losses in the Willamette River Basin, Oregon: U.S. Geological Survey Water-Resources Investigations Report 01-4215, 52 p

Leighton, Jeff (City of Portland Bureau of Water Works) and John Porcello (CH2M Hill). 2001. Deep Aquifer Yield Groundwater Flow Model: Report on Model Development, Calibration, and Testing.

Limno-Tech. 1997. Technical Memorandum T3.B.4. Willamette River Hydraulics Characterization. Prepared for the Portland Bureau of Environmental Services.

McConnaha, W.E. 2002. Assessment of Habitat Potential in Johnson Creek for Coho and Chinook Salmon. Prepared for the City of Portland Endangered Species Act Program.

McFarland, William D. and David S. Morgan (United States Geological Survey) (USGS). 1996. Description of the Ground-Water Flow System in the Portland Basin, Oregon and Washington (USGS Water-Supply Paper 2470-A). USGS: Denver, CO.

Oregon Department of Fish and Wildlife (ODFW) and City of Portland Bureau of Environmental Services (BES). 2001. Aquatic Inventory Project Physical Habitat Surveys: Fanno Creek and tributaries, Saltzman Basin, and Lower Willamette Basin.

Oregon Department of Fish and Wildlife (ODFW) and City of Portland Bureau of Environmental Services (BES). 2000. Aquatic Inventory Project Physical Habitat Surveys: Willamette tributaries and Lower Willamette Basin.

Pacific Northwest Ecosystem Research Consortium (PNERC). 2002. Willamette River Basin Planning Atlas. Edited by D. Hulse, S. Gregory, and J. Baker.

Poff, N.L., J.D. Allan, M.B. Bain. J.R. Karr, K.L. Prestegaard, B.D. Richter, R.E. Sparks, and J.C. Stromberg. 1997. The natural flow regime: a paradigm for river conservation and restoration. Bioscience 47: 769-784.

Regier, H. A., R. L. Welcomme, R. J. Stedman, and H. F. Henderson. 1989. Rehabilitation of degraded river ecosystems. Pages 86-89 in D. P. Dodge, ed. Proceedings of the International Large River Symposium. Canadian Special Publications in Fisheries and Aquatic Sciences.

Sandercock, F.K. 1991. Life History of Coho Salmon (Oncorhynchus kisutch). In: Pacific Salmon Life Histories. C. Groot and L. Margolis, eds. UBC Press, Vancouver. 564 pp.

Sherwood, C.R., D.A. Jay, R.B. Harvey, P. Hamilton, and C.A. Simenstad. Historical changes in the Columbia River Estuary. In: Small, L.F., ed. Columbia River: Estuarine System. Volume 25. Progress in Oceanography. New York: Pergamon Press; 1990: 299-352.

West Consultants, Inc. 2002. Hydraulic and Sediment Transport Modeling For the Willamette River And Ross Island Lagoon. Prepared for the Ross Island Sand & Gravel Company.