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Redband Trends (Draft)

Oregon Closed Basin Geographic Unit*

Historical Stream Miles Occupied: 1,623

For the Oregon Closed Geographic Unit, researchers have estimated that 1,623 miles of streams are occupied by redband trout in the geographic unit.

Adapted From:
Muhlfeld, C.C., S.E. Albeke, S.L. Gunckel, B.J. Writer, B.B. Shepard, B.E. May. 2015. Status and Conservation of Interior Redband Trout in the Western United States, North American Journal of Fisheries Management 35:1, 31-53.

  • * The Oregon Closed Basin is not included in the Columbia River Basin watershed. This Closed Basin is included on the map because the northern-most part of the Closed basin includes the Malheur Lakes Management Unit which may be considered by some entities for off-site mitigation opportunities.