PDF
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Smith and Bybee Wetlands Natural Area Special Collection - Document - Water Control Structure Upgrades and Repairs - Advisory Committee Presentation
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DOC22/1340
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01/01/1900 |
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PDF
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Smith and Bybee Wetlands Natural Area Special Collection - Document – Effect of Deposits in Columbia Slough on Algal Growth in Smith and Bybee Lakes (William Joseph Sobolewski, Oregon State University)
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DOC22/1341
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06/01/1971 |
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PDF
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Smith and Bybee Wetlands Natural Area Special Collection - Document – North Portland Peninsula Study (Columbia Slough Environmental Improvement Task Force)
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DOC22/1342
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12/22/1972 |
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PDF
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Smith and Bybee Wetlands Natural Area Special Collection - Document – Draft Environmental Impact Statement Rivergate - North Portland Flood Control Study (U.S. Army Corps of Engineers)
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DOC22/1343
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02/01/1975 |
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PDF
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Smith and Bybee Wetlands Natural Area Special Collection - Report, Documents - Biological Control of Purple Loosestrife in the Lower Columbia River Estuary Final Report
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DOC22/1344
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07/08/1987 |
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PDF
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Smith and Bybee Wetlands Natural Area Special Collection - Document - 2017 – Scientific Taking Permit – Fish (Oregon Department of Fish and Wildlife)
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DOC22/1345
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07/18/2017 |
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PDF
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Smith and Bybee Wetlands Natural Area Special Collection - Document – Water Quality in Columbia Slough, Oregon 1971 – 1973 (State of Oregon Department of Environmental Quality)
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DOC22/1346
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04/01/1974 |
