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WILDLIFE <br />Table 2D cont'd <br />p. 29 <br />Category <br />Minimum cfs <br />Interval <br />Source & Remarks <br />Maintenance of <br />16,900 <br />every 1.5 <br />O'Brien and Currier (1987, <br />"braided" river form. <br />to 2 years <br />p 39)E <br />Using Ferguson's (1984) <br />criteria for present bed <br />particle size, which is <br />coarser than historic size. <br />indeterminable at <br />BuRec report by Lyons <br />this time <br />and Randle (1988) <br />"Channel dimensions are <br />integrated results of all <br />water and sediment dis- <br />charges conveyed by the <br />channel" and therefore do <br />not endorse the concept of <br />one "specific channel- <br />forming discharge" (p <br />11)! <br />Scouring of woody <br />3,800 <br />16 equally <br />Karlinger et al. (1981, pp <br />vegetation (Channel <br />spaced days, May- <br />23 -27) <br />width maintenance). <br />August <br />To maintain a 500 -foot <br />wide channel free of <br />woody vegetation.H <br />3,800 <br />23 days any <br />Boudreaux (1982, p 9)' and <br />time of year <br />NGPC (1985, p 21) <br />NGPC (1986) lists both <br />the 16 -and 23 -day figures <br />(P 5)• <br />8,000 <br />five days <br />O'Brien (1986, p 2) <br />per year <br />By consensus, it was sug- <br />gested that this rate <br />replace the 3,800 cfs <br />value. <br />