sourceTaxonName: Ptychocheilus oregonensis
targetTaxonName: Oncorhynchus kisutch
localityName: USA|lower Columbia River basin.
referenceCitation: Zimmerman, M.P. and D.L. Ward. 1999. Index of predation on juvenile salmonids by northern pikeminnow in the lower Columbia river basin, 1994-1996. Trans. Am. Fish. Soc. 128(6):995-1007.