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.Table II.G-5 Benthic macroinvertebrate mean densities for three stations on the <br />White River, Colorado, in 1979 (No. = ave. density/ft.z; N = 3). <br />Apr11 1979 July 1979 Septe~rter 1979 <br />Upper Middle Lower Upper Mlddle Lwer UDDer Middle Lower <br /> EPREtffROPTERA <br /> 8aetl dae <br /> Baet is ~. <br /> Epheaere111dae <br /> Eohemerclla lnenils <br /> Heptagenlldea <br /> Xeotagenfa ~. <br /> Rl throarnt! ~. <br /> LeptoDhleblldae <br /> Uoroteroes ~. <br /> TnverelL aIDertana <br /> Trt~orythf da! <br /> Tricorrthodes tom. <br /> Unldenti fled Ephemeroptera <br />• DI PTERA <br />id <br />i <br />i <br />d <br /> Un <br />ptera <br />mt <br />fle <br />D <br /> Athericida! <br /> Athena ~. <br /> Ceratopogonldae <br /> U1 ronoel dae <br /> Emptdidae <br /> Muscldae <br /> L tanoohora ~. <br /> Sctoaryaldea <br /> Siaulidae <br /> Sinullun ~. <br /> Syrphfdae <br /> 7ubifera sli. <br /> T1DOl idae <br /> Reaataw sp. <br /> TRICAPTERA <br /> Brachycentridae <br /> Brachycentrus ~. <br /> Rydropsych idae <br /> XydrepayCh! sue. <br /> Uewtasrehe Se. <br /> Hydropti l i dae <br />• Rydroptila sue. <br /> [OELEOPTERA <br /> Elnidae <br /> na rous sue. <br /> 0_do0rcvla ~. <br />55.9 49,0 12.7 22.0 12.7 30.7 28.3 16,3 65.3 <br />173.9 60.8 9.3 19.1 18.0 1.0 1.3 0,7 <br />5.7 1,7 1,3 0.7 1.7 3.0 0,7 10.7 <br />8.2 2,9 0.7 4.7 1.3 3.0 ~ 1.3 <br /> 14.7 1.3 32.7 <br /> 18.3 9,7 130.0 <br />25.0 76,4 1.7 8.3 5.7 40.0 5.7 106.7 <br /> 0.3 6.7 <br />0,T <br />• 0,3 <br />1.0 1.3 <br />45.0 33,6 15.7 5.7 5.6 13.3 3T.3' 46.0 72.0 <br />0,3 <br />0.3 <br />0.3 <br />0.9 3.3 3.3 2.3 3.0 4.0 36.7 <br />0.3 <br />1.3 <br />1.0 <br />56.9 7,7 4,3 1.3 7.7 <br />0.3 7.3 <br />4,7 14.0 1.3 125.3 <br />0.3 0.7 <br />0.7 <br />1.0 <br />0.7 1.0 <br />II.G-19 <br />1 <br />