H.C. Hansel J.M. Beyer S.C. Vigg W. T. Yasutake P.T. Lofy S.D. Duke M.J. Parsley M.G. Mesa L.A. Prendergast R. Burkhardt C. Burley D.W. Eib T.P. Poe D.E. Palmer 1986 <p>No abstract available&nbsp;</p> application/pdf en Bonneville Power Administration Feeding activity, rate of consumption, daily ration, and prey selection of major predators in John Day Reservoir - Section II, predation control measures reports