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<br />Table 9. Seine and dip net catches of Colorado squawfish young-of-the-year (YOY) in the Yampa <br />River, Colorado, 1980-1984. <br /> <br /> Number of Date of Location Number of Size (mm TL) Estimated <br /> samples YOY (river km) of YOY of YOY Colorado squawfish <br />Year collected a collections b YOY collections C collected C/f d collected spalming dateee <br />1980 215( 9) 8/23-25 0.2-13.9 46 14.0-29.0 7/02-8/08 <br />1981 423(11) 7/24-8/15 0.2-28.8 23f 0.86 9.0-22.0 7/06-30 <br />1982 295(10) 8/07-25 0.5-19.6 208 0.19 9:9-21.0 7/24-8/08 <br />1983 245(17) 7/22-8/21 1.1-19.8 228 6.02 8.6-16.6 7/24-8/11 <br />1984 148(24) 7/26-8/06 0.2-25.4 249 4.20 8.1-15.1 7/04-22 <br /> N <br /> 0' <br /> <br />aNumbers in parentheses are number of collections containing YOY <br />bDates of earliest-latest YOY collections <br />cDistance from Yampa River mouth (river km 0) <br />dNumbers of YOY per 100 m2 of specific habitats sampled <br />eDerived from back-calculated age estimates of YOY <br />flncludes YOY collected by NW Region (CDOW) personnel <br />gInc1udes 12 YOY collected by NW Region (CDOW) personnel <br />