https://catalogue-scientifique.canada.ca/record=3974384~S6*frc
Rechercher Knapp, S.M; Rechercher Kern, J.C; Rechercher Camerson, W.A; Rechercher Shapleigh, S.L; Rechercher Carmichael, R.W
Bonneville Power Administration, Enivironment, Fish and Wildlife, 1996
Includes : Umatilla River passage evaluation.
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