habitat suitability index models and instream flow suitability curves
habitat suitability index models and instream flow suitability curves
habitat suitability index models and instream flow suitability curves
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1.0Habitat Variable x 0.8R Vi Percent riffles duringlow summer <strong>flow</strong> period.Q)"'0c .......>,oj.J0.6.,.....,....r-(Riffle = areas where 0.4.0substrate projectsIt!oj.Jabove water surface.,....:::lor where <strong>flow</strong> is0.2Vlturbulent.)0.00 20 40 60 80 100%R V 2 Average pool depth 1.0during low summer<strong>flow</strong> period.x0.8Q)"'0(Suggested measure-c....... 0.6ment = average of>,pool depths at 1 moj.Jintervals across 0.4transects.).,.....0It!oj.J.,....:::lVl0.20.00 2 3 4 5mR,L V 3 Percent of substrate 1.0in streams (R) orreservoirs (L) com- x 0.8Q)prised of gravel,cobble, boulders,or bedrock. >,oj.J"'0c ....... 0.6.,....r-.,.....0It!oj.J'r-:::lVl0.40.20.00 10 20 30 40 >50%11