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Filters: Author is Sytsma, Mark D. and Keyword is North Umpqua River  [Clear All Filters]
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Sytsma, Mark D., and Rich Miller. Survey of aquatic invasive species in selected Umpqua National Forest lakes and ponds In Portland State University. Center for Lakes and Reservoirs Publications and Presentations. Vol. no. 41. Portland, Or., 2012.
→ pdxscholar.library.pdx.edu/centerforlakes_pub/41/
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Miller, Rich, Mark D. Sytsma, and Vanessa Howard Morgan. Aquatic invasive species surveys of Pacificorp’s North Umpqua River impoundments In Portland State University. Center for Lakes and Reservoirs Publications and Presentations . Vol. no.27. Portland, Or., 2013.
→ pdxscholar.library.pdx.edu/centerforlakes_pub/27/