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LIST OF TABLES Table Page 1. Species list of fishes collected by electrofishing, gill and trammel netting, and seining in the San Juan River, Utah 1987. 14 2. Electrofishing catch from the San Juan River, Utah 1987. ~ Catch is the total number of fish electrofished in the first mile of each 5-mi reach, RMI 135-15; spring and summer data combined. Total effort = 12.21 hrs. 15 3. Catch of first seine hauls from backwaters of the San . Juan River, Utah. Sampling was completed in September, 1987 as part of the standardized fall YOY sampling, RMI 135-16. Total seine hauls = 38. 15 4. Electrofishing catch from the San Juan River - San Juan Arm of Lake Powell transition zone. Catch is the total . number of fish electrofished in RMI 16-5; spring and summer data combined. Total effort = 29.74 hrs. 16 5. Catch of seine hauls from backwaters of the San Juan River-San Juan Arm of Lake Powell transition zone. Sampling was completed in September, 1987 as part of the standardized fall YOY sampling. Total seine hauls = 38. 16 6. Mean re]ative abundances of fishes in the San Juan River, Utah in spring and summer 1987. Fish/mile is the average relative abundance calculated from electro- . fishing catches in the first mile of each 5-mi reach,. RMI 135-16, df=1,45. 18 7. Mean relative abundances of fishes in the San Juan River, Utah 1987, RMI 135-16, by braided and non-braided reaches. Fish/mile is the average relative abundance, . spring and summer combined, calculated from electro- fishing catches in braided (N=22) and non-braided (N=26) reaches of the river. 18 8. Total number collected, X composition, and mean catch- per-unit-effort (CPUE), of electrofishing collections . in the San Juan River - San Juan Arm of Lake Powell transition zone, RMI 16-5. Spring collections were _ made March 18 - April 12, 1987, total effort = 14.51 hrs. Summer collections were made July 7-12, 1987, = total effort 15.23 hrs. 25 ii