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i <br /> Ir��'. coNsrnuc�o ern�e.M <br /> t OESNiN CRITERIA AND REOUIREMENTd <br /> � <br /> r � <br /> SnewMn�Aree (RNAeI Coho Sslmon GAtlroet Trout � <br /> � Flow Velocity- Rarpe 10 to 23 M/e 8 to 22 In/s 10 to 22 In/� <br /> Optknum 15 to 18 in/e t2 In/a <br /> ■ pepth - Rarpe 12 to 1b In 3 to 18 M 12 to 16 In <br /> OptNnum 12 to 16 in 8 to 12 In <br /> ' Orevel Size- Renpe 0.5 to 1 In 2 to 4 In 0.7 to 1 in <br /> OptNnum 0.7 to 1 In 3 fo 4 In <br /> ' Tsmpsreture• Rarpe �0 to 60'F �3 ro 83'F - <br /> OptMnum 45'F �9 to 60'F <br /> ' <br /> � Ree�Nia Aree (Paall <br /> Flow Vdocky• Rerpe 1 In/s 1 to 3 In/� t to 2 In/� <br /> ' OptNnum 1 in/s 2 to 3 In/s <br /> Water Exchetqe Rate Once Pe►Hour O�ce Per Hax' Once Per Hour <br /> lDepth - Renpe 6 to 10 In 10 to 38 In 18 to 38 In <br /> Oplknum 2� In 18 In 18 to 38 In <br /> ( Substrate Slze- Oravel 1 to 3 In 1 to 3 in 1 to 3 In <br /> Rubde 1 to 12 In 3 to 12 M t to 12 In <br /> ITempe►ature• Rarqe 19 to b5'F 63 to 6B'F - <br /> Optimum b1'F 65'F <br /> I ' Table adepted f►om Damee 8 Moae(19BOJ. <br /> I ' Unleae alMenMse noted� Crkerle wrnnr�ed trom BaN (1968). <br /> ' Water excherpe rete for trout aprlalturo fadkiss whk:h caAd heve a trout po�xlatlo� <br /> densky much Greeter then the prapoesd P►olect. Bardach, et al., 1973. <br /> I <br /> ( <br /> � .�....�.�...�..» 17 <br /> DAMEB& MOORE <br />