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<br /> 16 <br /> 14 <br /> 12 <br /> \0 <br /> N 8 <br /> ~ <br /> ....... <br /> l") <br /> 0 6 <br /> )( <br /> a: <br />I w 5 <br />00 CD <br />I <br /> :E <br /> ::> <br /> z 4 <br /> :3 <br /> 2 <br /> <br />ANNUAL MEAN NUMBERS 1m2 <br />October 1979 - September 1980 <br /> <br /> <br /> <br />:r: <br />T <br /> <br />sh <br /> <br /> <br />-1 <br /> <br /> <br /> <br />T <br />rrl <br /> <br /> <br />TT <br />I i <br />II <br /> <br />I <br />i <br /> <br /> <br />E P T Co Ch 00 01 <br /> <br />E P T Co Ch 0001 <br /> <br />E P T Co Ch 00 01 <br /> <br />E P T Co Ch 00 01 <br /> <br />Dun n ere c 1\ [ I !{ h 0 r n Pip c ere c k F ish erR i vcr <br /> <br />t-1YUI'c 3. Annual mean number per square metel' of Eoherneroptera (E), Plecoptera (P), Trichoptera (T). <br />Coleoptera (Co), Chironornidae (Ch), Other DiDtera (00), and Other Invertebrates (aI), One <br />s tan d a r d de v i a t ion i s s h GW n by Ion e a c h bar. <br />