Conservation Assessment for the

Apr 22, 2009 · The area of highest suitability (given the term “optimal”) appears to be within the Umpqua River basin (includes the Umpqua, North and South Umpqua 4th -field watersheds), but also in portions of the Chetco, Coos, Coquille, Illinois, Rogue, Siuslaw, Sixes, Smith (North Fork) and Willamette river systems (Figure 1-6 and Appendix 2). ................
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