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TABLES (continued) <br />• <br /> <br />Number Page <br />3 Stream flow statistics used in developing the needed <br />flows for the various life stages of the endangered <br />Colorado River fishes . . . . . . . . . . . . . . . . . 33 <br />4 USGS recorded stream flow and selected flow statistics <br />by key months, Colorado and Green Rivers . . . . . . . 34 <br />5 Stream flow and water temperature requirements needed <br />to maintain present production level for Colorado <br />squawfish and humpback chub in the upper Colorado <br />River, date close to 1981 . . . . . . . . . . . . . . . 35 <br />FIGURES <br />• <br /> <br />Number Page <br />1 Colorado River Fishery Project study area, sample strata <br /> and associated river miles . . . . . . . . . . . . . . 3 <br />2 Relative abundance of Colorado squawfish in the Colorado <br /> River by size classes, 1979-1981 . . . . . . . . . . 9 <br />3 Relative abundance of Colorado squawfish in the Green <br /> River by size classes, 1979-1981 . . . . . . . . . . . . 9 <br />4 A comparison of the cruising speeds of four Colorado <br /> River fishes with the Arctic grayling at various water <br /> temperatures . . . . . . . . . . . . . . . . . . . . . . 15 <br />ii