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Title: Colorado squawfish juvenile (60-249 mm) velocity <br />utilization curve. <br />Parameters: Mean column velocity (cfs) <br />Period: Year around <br />Location: Colorado, Green and White rivers reaches designated as <br />concentration or high concentration areas for juvenile <br />Colorado squawfish. <br />Data utilized: <br />All velocity at point of capture data in RARE file for <br />Colorado squawfish 61-249 mm TL 1979-1983. <br />Data excluded: <br />Radio telemetry data due to small sample size. <br />Assumptions: <br />1. Incidence of juvenile Colorado squawfish captures <br />correctly reflects their preference for mean column velocities. <br />2. Juvenile Colorado squawfish velocity preference is the same <br />throughout the year. <br />3. Juvenile Colorado squawfish velocity preference is <br />• similar throughout the upper basin. <br />Constraints: <br />1. Curves apply only to the upper Colorado river <br />system occupied by juvenile Colorado squawfish. <br />2. Curves apply only to models whose output is mean column <br />velocity. <br />Curve Coordinates: <br />X (ft/sec) Y (SI) <br />0.0 1.0 <br />0.5 - 1.0 <br />0.6 0.5 <br />1.2 0.1 <br />2.0 0.0 <br />_ _. <br />_27_ <br />