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<br />. . . <br />Table 1. Sampling dates and effort middle Green/ Yampa population of Colorado pikemilUlOw. <br /> River Number of <br /> Days Miles Pikeminnow <br /> Dates Sampled Sampled Total Effort (hours) Capture <br /> Events' <br /> Trammell Fyke Electro- <br /> Electro- Nets fishing <br /> fishing <br />Green River <br />Trip I April 30 - May 15 8 333-246 0 0 55 37 <br />Trip 2 May 16 - 30 9 333-246 * 0 69 43 <br />Trip 3 May 31-June 10 7 333-246 0 0 56 29 <br />Trip 4 July II I 326-319 0 0 3 I <br />Totals 35 0 182 110 <br />Yampa River <br />Trip 1 April 25 - May 3 8 119-45 0 0 46 II <br />Trip 2 May II - 19 8 122-45 0 0 52 II <br />Trip 3 May 26 - June 3 9 122-50 .19 0 57 9 <br />Trip 4 June 12 - 16 5 119-87 0 0 10 2 <br />Totals 30 .19 0 166 33 <br />White River <br />Trip I April 15 - 23 5 104-0 0 0 61 64 <br />Trip 2 April 26 - May 3 5 104-0 0 0 64 49 <br />Trip 3 May 8 - 24 9 104-0 0 0 53 72 <br />Totals 19 178 185 <br />, Total Number of pikeminnow captured including recaptures. * Effort not recorded. <br /> <br />FY 2002 Annual RepOlt 22; Page - 5 <br />