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Table 4.6-1 a. Aerial estimate of elk numbers prior to mining (1973-1976) and during active mining and reclamation (1982-1987) at Trapper <br /> Mine in Northwest Colorado. <br /> Before Mining x use During Mining and Reclamation x use <br /> Month 1973-74 1974-75 1975-76 by month 1982-83 1983-84 1984-85 1985-86 1986-87 by month <br /> Dec 29 164 41 78 539 617 219 356 450(1) 437 <br /> Jan 97 519 248 288 313 187 298 284 208(2) 258 <br /> Feb 64 150 55 90 231 141 256 629 242(3) 300 <br /> Mar 135 142 118 132 367 115 320 546 180(4) 306 <br /> Apr -- -- -- -- 328 320 260 349 255(5) 303 <br /> May -- -- -- -- 140 388 82 -- -- 204 <br /> x Mean for 4-month 82 244 116 148 363 265 273 454 270(6) 325 <br /> winter period, <br /> Dec-Mar <br /> (1) Observations on reclaim areas(<1/3 area) account for 66%of animals sighted. <br /> (2) Observations on reclaim areas (<1/3 area) account for 46% of animals sighted. <br /> (3) Observations on reclaim areas (<1/3 area) account for 35%of animals sighted. <br /> (4) Observations on reclaim areas (<1/3 area) account for 57% of animals sighted. <br /> (5) Observations on reclaim areas(<1/3 area) account for 63%of animals sighted. <br /> (6) Observations on reclaim areas (<1/3 area) account for 56%of animals sighted. <br /> 0 <br /> BDN/jb <br /> C y <br /> O <br /> s Z <br /> c <br />