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2012
Lee II, Henry, and Deborah A. Reusser. Atlas of Nonindigenous Marine and Estuarine Species in the North Pacific. Vol. EPA/600/R/12/631. National Health and Environmental Effects Research Laboratory. Office of Research and Development,, 2012.
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.

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