TY - RPRT TI - Development and corroboration of a bioenergetics model for northern pikeminnow ( Ptychocheilus oregonensis ) feeding on juvenile salmonids in the Columbia River AU - J.H. Petersen AU - D.L. Ward PY - 1999 DO - 10.1577/1548-8659(1999)128<0784:dacoab>2.0.co;2 UR - https://pubs.usgs.gov/publication/70021241 ID - 70021241 ER -