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Aquatic Macroinvertebrate Data: SAGE CREEK near headwaters. July 20, 199S. 



% of sample used: 1 5 



Subsample size _ 267. 



Taxa richness i » ' ' ' 19 



EPT richness 6 



Biotic index 4.63 



% Dominant taxon 34 



% EPT " 30 



% Collectors (g+f) .' > 76 



% Scrapers + Shredders • ': '4 



% Hydropsychinae of Trich 



Metals tolerance index ' . 5.31 



Shannon Diversity (log2) \ '- 3.16 



EPT/Chironomidae .47 



CTQa 70.44 



%Baetidae of Ephemeroptera ' 100 



r 



% Coleoptera '3 



% Diptera 4 ^ 



% Chironomidae 63 



% Ephemeroptera ^ '.''. . ^ 



%Plecoptera "' 19 



% Trichoptera , 7 



% multivoltine ,, , , 50 



% univoltine 7$ 



% semivoltine 15 



Functional Feeding Grp. %RA # taxa 



Filterers 



Collector-Gatherers 



Shredders 



Scrapers 



Predators 



Est. total number of organisms 

 Est. number collected per foot 

 Est. number collected per minute 



A-13 



