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<br />I <br />I <br />I from 1-25 and 1-76. This pond may be the s <br />1994, a large amount offill (primarily sand <br />I Clear Creek was sampled during ext <br />explain the collection ofIowa darter there. <br />I higher flows), no Iowa darter were ever coli <br />stream has been consistent. <br />I Degraded water quality is the prima <br />temperatures, return irrigation flows, poor <br /> riparian vegetation cover in some areas. So <br />I flow from domestic and irrigation diversion <br /> Given the list of limiting factors for t <br />I benefit most from control of point and nonp <br />may help provide suitable pool habitats for <br /> may inhibit any benefits from improvements. <br />I better delineate the distribution ofIowa dart <br />I <br />I Table 15. Samolinl! site locations in the Cle <br /> SAMPLE SITE WET <br />I WIT <br />CLEAR CREEK <br />I WELBORN POND <br />TOTALS <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />ource ofIowa darter collected in Clear Creek. In <br />and silt) was added to the pond. <br /> <br />remely low flow in late October 1993, which may <br />In previous years of sampling at this same site (at <br />ected. However, the species diversity observed in the <br /> <br />ry limiting factor in this drainage, including high <br />water quality, and urban runoff and inadequate <br />me reaches are impacted by flow fluctuations and low <br />s. Several reaches lack adequate pool habitat. <br /> <br />he plains portion of Clear Creek, the system would <br />oint source pollution. Instream habitat improvements <br />native fish; however, the extreme flow fluctuations <br />More sampling should occur within this drainage to <br />er. <br /> <br />ar Creek draina e <br /> <br /> <br />drounit 10190004 . <br /> <br />SITES <br />H FISH <br /> <br />WET SITES <br />WITH NO FISH <br /> <br />DRY SITE <br /> <br />2 <br /> <br />27 <br />