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<br />0013 <br />Table 5.- Type a'ld abundance of aquatic macrofauna col/ected at selected stations from April <br /> through September 1980 <br /> Station <br />Organism EF-1 L.D. EF-2 AR-2 C.G. AR-3 AR-5 AR-7 AR-9 <br />Coleoptera <br />Hydrophilidae <br />Zaitzevia sp. <br />Diptera <br />Blephariceridae <br />Chironomidae 46 9 7 85 9 107 <br />Hexatoma sp. 1 <br />Simulidae 14 <br />Tipula sp. 1 <br />Ephemeroptera <br />Baetis sp. 52 6 159 10 109 255 237 <br />Epeorus sp. 2 2 4 <br />Ephemerel/a sp. 34 21 2 2 <br />Oligochaeta <br />Naididae 3 <br />Plecoptera <br />Acroneuria sp. 1 <br />AI/operla sp. 3 4 1 8 <br />Isoperla sp. 18 9 46 31 23 <br />Pteronarcel/a sp. 8 <br />Trichoptera <br />Arctopsyche sp. 4 3 <br />Brachycentrus sp. 8 10 4 32 57 70 <br />Hesperophylax sp. 2 1 <br />Hydropsyche sp. 6 4 43 13 77 <br />Micrasema sp. 8 140 <br />Rhyacophila sp. 4 3 21 9 3 <br />Total 177 0 46 226 7 25 326 378 656 <br />L.D. = Leadville Drain <br />C.G. = California Gulch <br /> <br />Table 6. - Trout population estimates at selected river stations obtained by electro fishing on <br />October 2, 1979 <br /> <br />Station <br /> <br />Mean Length (mm) <br /> <br />Population Estimate <br /> <br />EF-1 <br />EF-2 <br />AR-2 <br />AR-3 <br />AR-7 <br /> <br />180 <br />174 <br />235 <br /> <br />. <br /> <br />459 <br />39 <br />40 <br />o <br />>21" (100% brown trout) <br /> <br />189% brown trout) <br />1100% brown trout) <br />194% brown trout) <br /> <br />240 <br /> <br />. No data <br />.... White and longnose suckers were also present in this section of the river. <br /> <br />25 <br />