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<br />e <br /> <br />e <br /> <br />Taxonomic list for all samples collected at sites listed in Table 1. <br /> <br />Order <br />Phylum: Annelida <br />Class: Oligochaeta <br />lumbricana <br />Tubificida <br />Phylum: Arthropoda <br />Class: Arachnoidea <br />Hydracarina <br />Class: Insecta <br />Coleoptera <br />Coleoptera <br />Coleoptera <br />Coleoptera <br />Diptera <br />Diptera <br />D i ptera <br />Diptera <br />Diptera <br />Diptera <br />Diptera <br />Diptera <br />Ephemeroptera <br />Ephemeroptera <br />Ephemeroptera <br />Plecoptera <br />Plecoptera <br />Plecoptera <br />Trichoptera <br />Trichoptera <br />Trichoptera <br />Trichoptera <br />Phylum: Mollusca <br />Class: Gastropoda <br />Basonmatophora <br /> <br />Famil y <br /> <br />Genus/sped es <br /> <br />Relative <br />occurrence <br /> <br />Subfamily <br /> <br />lumbricul idae <br />Tubificidae <br /> <br />abundant <br />abundant <br /> <br />abundant <br /> <br />Curculionidae <br />Dryopidae <br />Elmidae <br />Elmidae <br />Ceratopogonidae <br />Chironomidae <br />Chironomidae <br />Dixidae <br />Empididae <br />Simul i idae <br />Simuliidae <br />Stratiomyidae <br />Baetidae <br />Ephemerell idae <br />Heptageniidae <br />Nemouridae <br />Perl idae <br />Perlodidae <br />Glossosomatidae <br />Hydropsychidae <br />Hydroptilidae <br />Li mneph it i dae <br /> <br />abundant <br />abundant <br />very abundant <br />abundant <br />abundant <br />very abundant <br />very abundant <br />abundant <br />abundant <br />abundant <br />abundant <br />very abundant <br />very abundant <br />abundant <br />abundant <br />very abundant <br />abundant <br />abundant <br />very abundant <br />abundant <br />abundant <br />abundant <br /> <br />Helichus <br />Optioservus <br />Zaitzevia <br /> <br />Orthocladi inae <br /> <br />Dixa <br />Chelifera <br /> <br />Simul ium <br />Caloparyphus <br />Baetis <br />Ephemerella <br /> <br />Malenka <br />Hesperoperla <br />Isoperla <br />Glossosoma <br />Hydropsyche <br />Hydroptila <br />Onocosmoecus <br /> <br />Physidae <br /> <br />very abundant <br /> <br />Physella <br /> <br />A total of 26 taxa were collected in 2 samples. Relative occurrence was determined by <br />the presence or absence of taxa within individual samples. Very abundant: >75%, <br />abundant = 50-74%, common = 30-49%, rare = 10-24%, very rare <10% of the samples <br />contained that particular taxon. <br />