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<br /><lJ <br />E <br /> <br />l!3 <br />Q. <br />~ <br />Cf) <br />t,:: <br />-0 <br />u <br />Q) <br />c <br />c <br />o <br />~ <br />U <br /> <br />SAN JUAN RIVER, UTAH: CHANNEL CATFISH <br /> <br />No. fish in 1st mi of each 5-mi reach <br /> <br />~.., <br /> <br />20 <br /> <br />15 <br /> <br />Spring 87 <br />I I <br />Summer 87 <br />~ <br />Spring 88 <br /> <br />10 <br /> <br />5 <br /> <br />o <br /> <br /> <br />18 20 22 24 26 <br />19 21 23 25 27 <br />Reach Code <br /> <br />Figure 5. Comparison of 1987 and 1988 electrofishing catch rates (fish/mile) <br />of channel catfish in the San Juan River, Utah. 1988 catch rates are <br />the mean of 3 electrofishing runs. Five-mile reaches are designated <br />by reach codes, numbered consecutively upstream. See Appendix A for <br />fish per hour. NOTE: vertical scale (fish/mile) is different than <br />next two figures as a result of extremely low catch rates. <br /> <br />:1 <br />I <br /> <br />15 <br />