@misc{indiciae2a9a66b19aca, title = {Preliminary evaluation of predation control measures for major predators in the Columbia River}, author = {P.T. Lofy and S.D. Duke and M.J. Parsley and M.G. Mesa and G.M. Sonneville and L.A. Prendergast}, year = {1984}, url = {https://pubs.usgs.gov/publication/70180844}, note = {Source identifier: 70180844} }