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38000 <br />W 30000 <br />F <br />LL 26000 <br />0 <br />m <br />O 20000 <br />3 O 18000 <br />J <br />LL <br />10000 <br />W <br />CL <br />6000 <br />0 <br />0.16 T <br />W <br />a <br />0.12 <br />W <br />W <br />a <br />0.08 <br />W <br />m <br />Z <br />0.04 <br />W <br />2 <br />0 <br />4.5-1 <br />W <br />J <br />a <br />Go 3 <br />W <br />IL <br />M <br />W <br />m <br />z 1.5 <br />Z <br />W <br />0 <br />M 16-MILE REACH <br />®-18'-MiL"E' REACH <br />EM STATE-LINE <br />1 0.138 <br />rani Woo <br />COLORADO SQUAWFISH <br />18-MILE REACH <br />LARVAE <br />MEAN <br />.............. <br />® OEO-MEAN <br />0.013 0.014 <br />mRtm\v 0.02 f? <br />0.08 <br />W <br />J <br />a <br />0.06 <br />0) <br />I% <br />W <br />a <br />0.04 LU <br />Z <br />Z <br />0.02 W <br />O <br />W <br />0 <br />0 0 <br />T <br />4 1.293 <br />COLORADO SQUAWFISH <br />18-MILE REACH <br />YOY <br />_.......__.__._ _..._. _._.__ .... .............. ._...... <br />2.76 <br />M MEAN <br />® GEO-MEAN <br />10.495 <br />0 <br />r 1.6 <br />W <br />J <br />a <br />1 ? <br />W <br />a <br />IM <br />W <br />LG <br />Z <br />0.6 Z <br />W <br />g <br />O <br />W <br />v <br />0.12mm\a 0.073 0.038 <br />O.OS <br />0 <br />1988 1987 1988 1989 <br />Figure 4. Peak flows (mean flow on highest flow day of the year) and catch <br />rates of Colorado squawfish larvae and young-of-the-year (YOY) in the 18- <br />mile reach (Gunnison confluence to Loma) of the upper Colorado River, <br />1986-1989. Peak flows in the 15-mile reach and at the USGS gage near the <br />Colorado-Utah State line are provided for comparison. Geo-mean = geometric <br />mean (catch data transformed using loge((number'/100 m2)+1). <br />19