Columbia Slough (English Wikipedia)

"Main Map". 40-Mile Loop Land Trust. 2014. Archived from the original on August 9, 2015. Retrieved January 27, 2015.
"History of the Loop". 40-Mile Loop Land Trust. 2004. Archived from the original on August 9, 2015. Retrieved January 27, 2015.

books.google.com

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ccrh.org

"St. Johns the City of Destiny". Center for Columbia River History. Archived from the original on June 7, 2008. Retrieved February 15, 2010.
"When Cattle Was King: Kenton". Center for Columbia River History. Archived from the original on November 16, 2007. Retrieved February 15, 2010.
"Survival on the Slough: Shikata Na Gai". Center for Columbia River History. Archived from the original on May 11, 2015. Retrieved February 15, 2010.

doi.org

Mockford, Jim (Winter 2005). "Before Lewis and Clark, Lt. Broughton's River of Names: The Columbia River Exploration of 1792". Oregon Historical Quarterly. 106 (4). Portland, Oregon: Oregon Historical Society.: 542–67. doi:10.1353/ohq.2005.0011. JSTOR 20615586. S2CID 165732801.
Stroud, Ellen (1999). "Troubled Waters in Ecotopia: Environmental Racism in Portland, Oregon" (PDF). Radical History Review. 1999 (74). New York, N.Y.: MARHO: 65–95. doi:10.1215/01636545-1999-74-65. ISSN 0163-6545. Archived (PDF) from the original on April 29, 2015. Retrieved February 15, 2010.

estuarypartnership.org

"Quick Facts". Lower Columbia River Estuary Partnership. Archived from the original on August 8, 2015. Retrieved August 8, 2015.

greshamoregon.gov

"Zimmerman House". Parks and Recreation Division, City of Gresham. 2008. Archived from the original on March 13, 2016. Retrieved December 23, 2008.
"Gresham/Fairview Trail Master Plan". City of Gresham. 2008. Archived from the original on August 7, 2015. Retrieved December 8, 2008.

jstor.org

Mockford, Jim (Winter 2005). "Before Lewis and Clark, Lt. Broughton's River of Names: The Columbia River Exploration of 1792". Oregon Historical Quarterly. 106 (4). Portland, Oregon: Oregon Historical Society.: 542–67. doi:10.1353/ohq.2005.0011. JSTOR 20615586. S2CID 165732801.

mcdd.org

"MCDD Flood Protection: SDIC". Multnomah County Drainage District. 2015. Retrieved September 14, 2015.

merriam-webster.com

"slough". Merriam-Webster Online. Retrieved December 29, 2008.

metro-region.org

"Blue Lake Regional Park". Metro Regional Government. 2008. Archived from the original on August 7, 2015. Retrieved December 8, 2008.
"Smith and Bybee Wetlands". Metro Regional Government. 2008. Archived from the original on August 8, 2015. Retrieved December 11, 2008.

mit.edu

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Stroud, Ellen (1999). "Troubled Waters in Ecotopia: Environmental Racism in Portland, Oregon" (PDF). Radical History Review. 1999 (74). New York, N.Y.: MARHO: 65–95. doi:10.1215/01636545-1999-74-65. ISSN 0163-6545. Archived (PDF) from the original on April 29, 2015. Retrieved February 15, 2010.

nationalgeographic.com

"Multnomah Indians". Lewis and Clark Interactive Journey Log. National Geographic. 2008. Archived from the original on May 11, 2015. Retrieved October 8, 2008.

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"Columbia Slough". Geographic Names Information System. United States Geological Survey. November 28, 1980. Retrieved May 25, 2008. The mouth elevation was determined by entering the GNIS coordinates in Google Earth.
"Fairview Lake". Geographic Names Information System. United States Geological Survey. November 28, 1980. Retrieved May 25, 2008.

nps.gov

"Fort Vancouver: Frequently Asked Questions". National Park Service, U.S. Department of the Interior. 2006. Archived from the original on August 7, 2015. Retrieved October 10, 2008.

oregon.gov

sos.oregon.gov

"Oregon History: The "Oregon Question" and Provisional Government". Oregon Blue Book. Oregon State Archives. 2008. Retrieved October 11, 2008.

oregonmetro.gov

"Columbia Slough". Metro (Oregon regional government). 2008. Retrieved December 5, 2008.
"Roberts, Metro Commemorate 20 Years of Chinook Landing". Metro Regional Government. 2011. Archived from the original on August 9, 2015. Retrieved May 11, 2015.

oregonstate.edu

people.oregonstate.edu

Thorson, T.D.; Bryce, S.A.; Lammers, D.A.; et al. (2003). "Ecoregions of Oregon (color poster with map, descriptive text, summary tables, and photographs; downloads rather than displays)" (PDF). United States Geological Survey. Retrieved November 18, 2019 – via Oregon State University.

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Pfauth, Mary; Sytsma, Mark (2004). "Integrated Aquatic Vegetation Management Plan for Blue Lake, Fairview, Oregon" (PDF). Center for Lakes and Reservoirs, Portland State University. Archived from the original on August 8, 2015. Retrieved December 8, 2008.

portlandgeneral.com

Taylor 1998, pp. 13–14. Taylor, Barbara (1998). "Salmon and Steelhead Runs and Related Events of the Sandy River Basin – A Historical Perspective" (PDF). Portland General Electric. Archived from the original (PDF) on July 10, 2007. Retrieved February 15, 2010.
Taylor 1999, pp. 11–13. Taylor, Barbara (1999). "Salmon and Steelhead Runs and Related Events of the Clackamas River Basin: A Historical Perspective" (PDF). U.S. Fish and Wildlife Service. Archived from the original (PDF) on March 12, 2006. Retrieved February 15, 2010.

portlandonline.com

Bureau of Environmental Services (2008). "Columbia Slough Watershed". City of Portland. Archived from the original on August 8, 2015. Retrieved May 25, 2008.
Portland Bureau of Environmental Services (2002). "A Paddler's Access Guide: Columbia Slough" (PDF). City of Portland. Archived from the original on April 29, 2015. Retrieved July 26, 2008.
Portland Bureau of Environmental Services (2008). "Columbia Slough: About the Watershed". City of Portland. Archived from the original on April 29, 2015. Retrieved November 29, 2008.
Bureau of Environmental Services 2005b, pp. 6–8, chapter 4. Bureau of Environmental Services (2005b). "Columbia Slough Watershed Current Characterization: Chapter 4: Land Use and Demographics". City of Portland. Archived from the original on April 27, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005c, p. 10, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005b, p. 10, chapter 4. Bureau of Environmental Services (2005b). "Columbia Slough Watershed Current Characterization: Chapter 4: Land Use and Demographics". City of Portland. Archived from the original on April 27, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005c, p. 9, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005c, p. 2, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005c, pp. 6–8, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005c, p. 5, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005c, pp. 14–17, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005a, pp. 1–9, chapter 3. Bureau of Environmental Services (2005a). "Columbia Slough: Current Characterization: Chapter 3: A Brief History". City of Portland. Archived from the original on April 27, 2015. Retrieved February 15, 2010.
Bureau of Planning (2001). "Guild's Lake Industrial Sanctuary Plan" (PDF). City of Portland. Archived from the original on August 5, 2015. Retrieved October 8, 2008.
Bureau of Environmental Services 2005d, pp. 3–4, chapter 6. Bureau of Environmental Services (2005d). "Columbia Slough Watershed Current Characterization: Chapter 6: Water and Sediment Quality Characterization". City of Portland. Archived from the original on April 27, 2015. Retrieved December 27, 2008.
Bureau of Environmental Services 2005e, pp. 6–7, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 21, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 18, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, pp. 34–35, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 12, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 9, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 15, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 13, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 11, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, pp. 27–28, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services (2008). "Big Four Corners Land Acquisition" (PDF). City of Portland. Archived from the original on August 9, 2015. Retrieved December 9, 2008.
Parks and Recreation Department (2015). "Whitaker Ponds Nature Park". City of Portland. Archived from the original on August 9, 2015. Retrieved August 9, 2015.
Parks and Recreation Department (2008). "Columbia Children's Arboretum". City of Portland. Archived from the original on August 9, 2015. Retrieved December 9, 2008.
Parks and Recreation Department (2008). "Delta Park". City of Portland. Retrieved December 10, 2008.
Parks and Recreation Department (2008). "Heron Lakes Golf Course". City of Portland. Archived from the original on August 10, 2015. Retrieved December 10, 2008.
Parks and Recreation Department (2008). "Kelley Point Park". City of Portland. Archived from the original on August 10, 2015. Retrieved December 11, 2008.

portlandoregon.gov

Bureau of Environmental Services (2015). "About Watershed Report Cards". City of Portland. Archived from the original on May 18, 2015. Retrieved May 10, 2015.
Bureau of Environmental Services (2015). "Report Cards". City of Portland. Archived from the original on May 18, 2015. Retrieved May 10, 2015.
Bureau of Environmental Services (2015). "What We Measure". City of Portland. Archived from the original on July 28, 2015. Retrieved May 10, 2015.
Bureau of Environmental Services (2015). "Columbia Slough Report Card". City of Portland. Archived from the original on August 9, 2015. Retrieved May 10, 2015.
Bureau of Environmental Services. "Columbia Slough Fish Advisory". City of Portland. Archived from the original on August 9, 2015. Retrieved April 30, 2015.
Parks and Recreation Department (2009). "Vegetation Unit Summaries for Johnson Lake Property". City of Portland. Retrieved August 9, 2015.

portlandraceway.com

Parks and Recreation Department (2008). "Portland International Raceway". City of Portland. Retrieved December 10, 2008.

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"Airport Deicing Activities During Winter Storms". Port of Portland. December 31, 2008. Archived from the original on 2015-05-01. Retrieved January 27, 2009.

www2.portofportland.com

"Current Status". Port of Portland. Archived from the original on 2015-08-08. Retrieved July 23, 2015.

semanticscholar.org

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Mockford, Jim (Winter 2005). "Before Lewis and Clark, Lt. Broughton's River of Names: The Columbia River Exploration of 1792". Oregon Historical Quarterly. 106 (4). Portland, Oregon: Oregon Historical Society.: 542–67. doi:10.1353/ohq.2005.0011. JSTOR 20615586. S2CID 165732801.

smithandbybeelakes.org

"The Wetlands". Friends of Smith and Bybee Lakes. 2008. Archived from the original on April 17, 2003. Retrieved December 10, 2008.

state.or.us

deq.state.or.us

Cude, Curtis (1995). "Laboratory and Environmental Assessment, Lower Willamette Basin". Oregon Department of Environmental Quality. Archived from the original on April 30, 2015. Retrieved December 21, 2008.

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"Fairview Comprehensive Plan 2004" (PDF). City of Fairview. June 2004. p. 66. Retrieved December 7, 2009 – via University of Oregon Library Scholars Bank.

usgs.gov

wdr.water.usgs.gov

"Water-Data Report 2011: USGS 14211820 Columbia Slough at Portland, OR" (PDF). United States Geological Survey (USGS). Retrieved November 23, 2012.

vulcan.wr.usgs.gov

"Description: Columbia River Basin, Washington". United States Geological Survey (USGS). 2002. Retrieved January 1, 2009.

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"Sediment Oxygen Demand in the Lower Willamette River, Oregon, 1994" (PDF). United States Geological Survey. p. 2. Archived (PDF) from the original on August 9, 2015. Retrieved February 24, 2010.

pubs.usgs.gov

Evarts, Russell C. (2004). "Geologic Map of the Saint Helens Quadrangle, Columbia County, Oregon, and Clark and Cowlitz Counties, Washington". United States Geological Survey. Archived from the original on August 8, 2015. Retrieved October 6, 2008.

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web.archive.org

Bureau of Environmental Services (2008). "Columbia Slough Watershed". City of Portland. Archived from the original on August 8, 2015. Retrieved May 25, 2008.
Portland Bureau of Environmental Services (2002). "A Paddler's Access Guide: Columbia Slough" (PDF). City of Portland. Archived from the original on April 29, 2015. Retrieved July 26, 2008.
"Flood Statement, Bulletin No. 47, National Weather Service, Portland, OR". University of Oregon. February 7, 1996. Archived from the original on August 8, 2015. Retrieved February 23, 2010.
"Columbia River at Vancouver". National Weather Service, Advanced Hydrologic Prediction Service. February 12, 2015. Archived from the original on August 8, 2015. Retrieved August 8, 2015.
Portland Bureau of Environmental Services (2008). "Columbia Slough: About the Watershed". City of Portland. Archived from the original on April 29, 2015. Retrieved November 29, 2008.
"Quick Facts". Lower Columbia River Estuary Partnership. Archived from the original on August 8, 2015. Retrieved August 8, 2015.
"Sediment Oxygen Demand in the Lower Willamette River, Oregon, 1994" (PDF). United States Geological Survey. p. 2. Archived (PDF) from the original on August 9, 2015. Retrieved February 24, 2010.
Bureau of Environmental Services 2005b, pp. 6–8, chapter 4. Bureau of Environmental Services (2005b). "Columbia Slough Watershed Current Characterization: Chapter 4: Land Use and Demographics". City of Portland. Archived from the original on April 27, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005c, p. 10, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005b, p. 10, chapter 4. Bureau of Environmental Services (2005b). "Columbia Slough Watershed Current Characterization: Chapter 4: Land Use and Demographics". City of Portland. Archived from the original on April 27, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services (2015). "About Watershed Report Cards". City of Portland. Archived from the original on May 18, 2015. Retrieved May 10, 2015.
Bureau of Environmental Services (2015). "Report Cards". City of Portland. Archived from the original on May 18, 2015. Retrieved May 10, 2015.
Bureau of Environmental Services (2015). "What We Measure". City of Portland. Archived from the original on July 28, 2015. Retrieved May 10, 2015.
Bureau of Environmental Services (2015). "Columbia Slough Report Card". City of Portland. Archived from the original on August 9, 2015. Retrieved May 10, 2015.
Evarts, Russell C. (2004). "Geologic Map of the Saint Helens Quadrangle, Columbia County, Oregon, and Clark and Cowlitz Counties, Washington". United States Geological Survey. Archived from the original on August 8, 2015. Retrieved October 6, 2008.
"Portland Basin". Washington State Department of Natural Resources. 2015. Archived from the original on August 9, 2015. Retrieved August 9, 2015.
Bureau of Environmental Services 2005c, p. 9, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005c, p. 2, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005c, pp. 6–8, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
Bureau of Environmental Services 2005c, p. 5, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
"The Wetlands". Friends of Smith and Bybee Lakes. 2008. Archived from the original on April 17, 2003. Retrieved December 10, 2008.
Bureau of Environmental Services 2005c, pp. 14–17, chapter 5. Bureau of Environmental Services (2005c). "Columbia Slough Watershed Current Characterization: Chapter 5: Stream Flow and Hydrology Characterization". City of Portland. Archived from the original on April 29, 2015. Retrieved December 26, 2008.
Taylor 1998, pp. 13–14. Taylor, Barbara (1998). "Salmon and Steelhead Runs and Related Events of the Sandy River Basin – A Historical Perspective" (PDF). Portland General Electric. Archived from the original (PDF) on July 10, 2007. Retrieved February 15, 2010.
Taylor 1999, pp. 11–13. Taylor, Barbara (1999). "Salmon and Steelhead Runs and Related Events of the Clackamas River Basin: A Historical Perspective" (PDF). U.S. Fish and Wildlife Service. Archived from the original (PDF) on March 12, 2006. Retrieved February 15, 2010.
Bureau of Environmental Services 2005a, pp. 1–9, chapter 3. Bureau of Environmental Services (2005a). "Columbia Slough: Current Characterization: Chapter 3: A Brief History". City of Portland. Archived from the original on April 27, 2015. Retrieved February 15, 2010.
"Multnomah Indians". Lewis and Clark Interactive Journey Log. National Geographic. 2008. Archived from the original on May 11, 2015. Retrieved October 8, 2008.
"Fort Vancouver: Frequently Asked Questions". National Park Service, U.S. Department of the Interior. 2006. Archived from the original on August 7, 2015. Retrieved October 10, 2008.
Bureau of Planning (2001). "Guild's Lake Industrial Sanctuary Plan" (PDF). City of Portland. Archived from the original on August 5, 2015. Retrieved October 8, 2008.
"Zimmerman House". Parks and Recreation Division, City of Gresham. 2008. Archived from the original on March 13, 2016. Retrieved December 23, 2008.
"St. Johns the City of Destiny". Center for Columbia River History. Archived from the original on June 7, 2008. Retrieved February 15, 2010.
"When Cattle Was King: Kenton". Center for Columbia River History. Archived from the original on November 16, 2007. Retrieved February 15, 2010.
Stroud, Ellen (1999). "Troubled Waters in Ecotopia: Environmental Racism in Portland, Oregon" (PDF). Radical History Review. 1999 (74). New York, N.Y.: MARHO: 65–95. doi:10.1215/01636545-1999-74-65. ISSN 0163-6545. Archived (PDF) from the original on April 29, 2015. Retrieved February 15, 2010.
"Survival on the Slough: Shikata Na Gai". Center for Columbia River History. Archived from the original on May 11, 2015. Retrieved February 15, 2010.
Cude, Curtis (1995). "Laboratory and Environmental Assessment, Lower Willamette Basin". Oregon Department of Environmental Quality. Archived from the original on April 30, 2015. Retrieved December 21, 2008.
"Airport Deicing Activities During Winter Storms". Port of Portland. December 31, 2008. Archived from the original on 2015-05-01. Retrieved January 27, 2009.
"Current Status". Port of Portland. Archived from the original on 2015-08-08. Retrieved July 23, 2015.
Bureau of Environmental Services 2005d, pp. 3–4, chapter 6. Bureau of Environmental Services (2005d). "Columbia Slough Watershed Current Characterization: Chapter 6: Water and Sediment Quality Characterization". City of Portland. Archived from the original on April 27, 2015. Retrieved December 27, 2008.
Bureau of Environmental Services. "Columbia Slough Fish Advisory". City of Portland. Archived from the original on August 9, 2015. Retrieved April 30, 2015.
Bureau of Environmental Services 2005e, pp. 6–7, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 21, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 18, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, pp. 34–35, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 12, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 9, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 15, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 13, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, p. 11, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Bureau of Environmental Services 2005e, pp. 27–28, chapter 7. Bureau of Environmental Services (2005e). "Columbia Slough Watershed Current Characterization: Chapter 7: Physical Habitat and Biological Communities Characterization". City of Portland. Archived from the original on October 2, 2012. Retrieved December 26, 2008.
Pfauth, Mary; Sytsma, Mark (2004). "Integrated Aquatic Vegetation Management Plan for Blue Lake, Fairview, Oregon" (PDF). Center for Lakes and Reservoirs, Portland State University. Archived from the original on August 8, 2015. Retrieved December 8, 2008.
"Blue Lake Regional Park". Metro Regional Government. 2008. Archived from the original on August 7, 2015. Retrieved December 8, 2008.
"Roberts, Metro Commemorate 20 Years of Chinook Landing". Metro Regional Government. 2011. Archived from the original on August 9, 2015. Retrieved May 11, 2015.
Bureau of Environmental Services (2008). "Big Four Corners Land Acquisition" (PDF). City of Portland. Archived from the original on August 9, 2015. Retrieved December 9, 2008.
Parks and Recreation Department (2015). "Whitaker Ponds Nature Park". City of Portland. Archived from the original on August 9, 2015. Retrieved August 9, 2015.
Parks and Recreation Department (2008). "Columbia Children's Arboretum". City of Portland. Archived from the original on August 9, 2015. Retrieved December 9, 2008.
Parks and Recreation Department (2008). "Heron Lakes Golf Course". City of Portland. Archived from the original on August 10, 2015. Retrieved December 10, 2008.
"Smith and Bybee Wetlands". Metro Regional Government. 2008. Archived from the original on August 8, 2015. Retrieved December 11, 2008.
Parks and Recreation Department (2008). "Kelley Point Park". City of Portland. Archived from the original on August 10, 2015. Retrieved December 11, 2008.
"Main Map". 40-Mile Loop Land Trust. 2014. Archived from the original on August 9, 2015. Retrieved January 27, 2015.
"History of the Loop". 40-Mile Loop Land Trust. 2004. Archived from the original on August 9, 2015. Retrieved January 27, 2015.
"Gresham/Fairview Trail Master Plan". City of Gresham. 2008. Archived from the original on August 7, 2015. Retrieved December 8, 2008.

worldcat.org

Stroud, Ellen (1999). "Troubled Waters in Ecotopia: Environmental Racism in Portland, Oregon" (PDF). Radical History Review. 1999 (74). New York, N.Y.: MARHO: 65–95. doi:10.1215/01636545-1999-74-65. ISSN 0163-6545. Archived (PDF) from the original on April 29, 2015. Retrieved February 15, 2010.