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State Library of Oregon: Oregon Documents
This archived document is maintained by the State Library of Oregon as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes.
v. IB Technical Report Guidebook for hydrogeomorphic (HGM)-based assessment of Oregon wetland and riparian sites [I Willamette Valley Ecoregion : Riverine impounding and slope/flats subclasses]
v. IB Technical Report Guidebook for hydrogeomorphic (HGM)-based assessment of Oregon wetland and riparian sites [I Willamette Valley Ecoregion : Riverine impounding and slope/flats subclasses] (2001). State Library of Oregon Digital Collections, accessed 10/12/2025, https://digitalcollections.library.oregon.gov/nodes/view/198231



