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1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />OURAY PREY COMPOSITION <br />SQUAWFISH (5 %) <br />MICE (11 %) <br />SUCKERS (6 %) <br />INVERTEBRATES (6 %) <br />YAMPA PREY COMPOSITION <br />SCULPIN (3 %) <br />PRINIDS (68 %) <br />SUCKERS (17 %) <br />INVERTEBRATES (12 %) <br />Figure 2. Spring time diet composition of northern pike from the Ouray reach of the Green <br />River (top) and- the Yampa River (bottom). All age classes of predators were pooled together. <br />12 <br />CYPRlNIDS (72 %) <br />