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<br />Table I. Instream flow techniques and research needs in the western United States (Reiser et. al <br />1989) <br /> <br />State Ouantification T echniaue Research Needs <br />Alaska .IFIM . Test methods and modify for Alaska conditions. <br /> . Tennant . Develop local preference curves. <br /> . Other nroven methods . More gae:inll stations. <br />Colorado . R2CROSS · Validate relationship between Weighted Usable Area <br /> . IFIM in selected cases and fish population resnonse. <br />Hawaii .IFIM . Define microhabitat requirements. <br /> .090 <br />Idaho . IFIM · More stream- and species-specific probability-of-use <br /> . Wetted Perimeter information. <br />Kansas .IFIM · Validate response of standing crops to varying flow <br /> re.2;imes. <br />Montana . Wetted Perimeter . . Summarize biological response to flow. <br /> . Flows for wetlands and riparian habitats. <br /> . Impacts of fluctuating flows. <br /> . Flushing flow requirements. <br /> . Impacts of winter flow reductions. <br />Nebraska . None specified · Determine channel maintenance flows in alluvial <br /> streams. <br />Oregon . IFIM . Validate IFIM habitat:flow relationship. <br /> . Oregon method . Develop low cost methods for water resources planning <br /> and small oroiects. <br />Utah . IFIM . Effects of peaking flows on fisheries. <br /> . Tennant . Develop preference curves for non-game species. <br /> . Validate IFIM habitat:flow relationship. <br /> . Develop flushin. flow methods. <br />Washington . IFIM . Methods for high gradient streams. <br /> . USGS Toe-Width . Improve salmonid preference curves. <br /> . Tennant . Verify habitat preference curves. <br /> . Big river flow models. <br /> . Test fish production v. habitatflow relationshio. <br />Wyoming .IFIM . Validate IFIM. <br /> · Habitat Quality Index (HQI) . Winter flow requirements. <br /> . Tennant . Flushing flows. <br /> . Verifv flow recommendations. <br /> <br />5 <br /> <br />e <br /> <br />tit <br /> <br />e <br />