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i <br />i <br />1 <br />1 <br />1 <br />1 <br />J <br />TABLE 1: Species List, mean density (numbers/m2) and diversity values of <br />benthic invertebrates from Middle Creek <br />STATIONS <br />TAXA 1 2 3 1 2 3 <br />Riffle Pool <br />INSECTA <br />Ephemeroptera (mayflies) <br />Baetis tricaudatus <br />Baetis bicaudatus <br />Choroterpes albiannulata <br />Tricorythodes <br />Trichoptera (caddisflies) <br />Hydropsyche <br />Cheumatopsyche <br />Ochrotrichia <br />Brachycentrus <br />Diptera (true flies) <br />Simulium arcticum <br />Hexatoma <br />Limnophora <br />Palpomyia <br />Chironomidae Form 1 <br />Chironomidae Form 2 <br />Chironomidae Form 5 <br />Chironomidae Form 7 <br />Chironomidae Form 8 <br />Chironomidae pupa <br />Coleoptera (beetles) <br />Optioservus seriatus <br />Zaitzevia dp rvula <br />Dubiraphia quadrinotata <br />Microcylloepus <br />154 - - - - - <br />4 - - - - - <br />22 - - - - - <br />233 48 38 - - - <br />445 334 716 - - 22 <br />1587 118 1393 - - - <br />79 75 1372 - - - <br />- - 5 - - - <br />65 5 2685 <br />43 - - <br />- - 5 <br />- 11 - <br />190 1141 3018 <br />7 22 2 <br />36 11 5 <br />187 - - <br />118 86 22 <br />75 393 511 <br />172 194 22 <br />2734 1765 4155 <br />43 43 194 <br />83 75 22 - 22 - <br />4 - - - - - <br />- 5 - - 366 22 <br />4 5 - - - - <br />-11- <br />