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<br />Table 6. <br /> <br />Number of humpback chub marked and unmarked during the <br />recapture event by reach; Little Colorado River, spring 2004. <br /> <br />Reach <br /> <br />Unmarked Marked <br /> <br />Mark rate <br /> <br />Salt <br /> <br />143 25 <br /> <br />14.88% <br /> <br />Coyote <br /> <br />73 7 <br /> <br />Boulder <br /> <br />89 15 <br /> <br />Total <br /> <br />305 47 <br /> <br />Ho: Mark rate among the reaches is the same. <br /> <br />Accept null hypothesis (X2 = 2.53, df = 2, P = 0.28) <br /> <br />40 <br /> <br />8.75% <br /> <br />14.42% <br /> <br />13.35% <br />