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The role of alternative prey on predator diet selection and survival of juvenile (parr) Chinook salmon (Oncorhynchus tshawytscha) is not well understood in the Laurentian Great Lakes. Therefore, measures of predator foraging ecology (prey species and size selection), prey densities, and functional response relationships were determined for adult walleye (Sander vitreus) and brown trout (Salmo trutta)...
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