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Table 2.8-1 Contd. <br />Page 7 <br />Site <br />No-Nare No-Narte No-Nacre Noi~lacre No-Na~ Pyeatt Flume Johnson <br />Taxon N1 N2 N3 N4 NS P1 F1 J2 <br />Fanily Planorbidae <br />G~raulus sp. (2) X <br />Habitat -Wide variety of habitats (Pennak, 1978). <br />Class Pelecypoda (2) <br />Family Sphaeriidae <br />Sphaerium sp. X X X X <br />Habitaz - Lo[ic acrl Lentic, various habitats i~luding [bcky Maintain lakes, all substrata except clay <br />and tack (Pennak, 1978). <br />(1) = Identificatim basal m Want and Whipple 1959. <br />(2) =Identification based m Pennak 1978. <br />(3) = Identificatim bassi on Edrtnads, Jensen, and Berner 1976. <br />(4) =Identification based on Wiggens 1977. <br />(S) = Identification basa3 on UsiRger 1956. <br />(6) =Identification based m Merritt and Cumninc 1978. <br />(7) =Identificatim based m Mason 1973. <br />*lhese strata are rearly i~ossible to disti~uish fran each other without the cast skins of the larvae. <br />• <br />2-585 <br />