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<br />similar channel characteristics despite the fact that strata 6 is primarily located in a wide <br /> <br />valley compared to strata 8 which is mostly within Little Yampa Canyon. <br /> <br />Table 2. Mean width, depth, percent wetted perimeter, stage, velocity, area, and width- <br />depth ratio for strata 6 and 8 at simulated flows of80, 150 and 300 cfs (n in parenthesis) <br />and results oft-tests for significant differences. <br /> <br /> Wetted Width Average Depth <br />Strata 80 150 300 80 150 300 <br />6 (11) 144 171 224 0.47 0.60 0.77 <br />8 (19) 155 188 226 0.44 0.57 0.77 <br />6 to 8 ns ns Ns Ns Ns Ns <br /> % Wetted Perimeter <br />Strata Stage <br /> 80 150 300 80 150 300 <br />6 (11) 44.9% 53.0% 69.3% 0.83 1.08 1.43 <br />8 (19) 42.3% 51. 0% 60.8% 0.77 1.01 1.33 <br />6 to 8 ns ns Ns Ns Ns Ns <br />Strata Velocity Area <br /> 80 150 300 80 150 300 <br />6(11) 1.49 1.71 1.98 59.0 92.2 157.2 <br />8 (19) 1.30 1.55 1.89 64.9 102.7 167.7 <br />6 to 8 Ns ns Ns Ns Ns Ns <br /> Width Depth Ratio <br />Strata 80 150 300 <br />6(11) 357.6 322.5 333.5 <br />8 (19) 404.8 366.4 321.9 <br />6to 8 Ns ns Ns <br /> <br />*P(T<=t) two-tail~ significance for alpha <=0.1 is 90%, alpha <=;;0.05 is 95%, alpha <br /><=0.01 is 99%, alpha <= 0.001 is 99.9%. <br /> <br />Inflection point means for strata 6 and strata 8 were also not-significantly <br /> <br />different based on results oft-tests (Table 3). Because of this it is reasonable to combine <br /> <br />all data into a single reach and treat the entire river between Cross Mountain and Craig as <br /> <br />a single strata. <br /> <br />16 <br />