RIBBLE, DD 1989 PEROMYSCUS CALIFORNICUS Hastings Reservation, Mendocino Co., Calif. Jan 4 This PM on GRID MC I dusted the following females: # 0100, 46g, lactating, dusted RED, st 8,4. # 020, 45g pregnant, dusted PURPLE, st 10,4. new # 1462 ♀ SAD, imm, nullip. 29g. Ear-tagged. GRID MC, st 11,15. Tissues collected Jan 5 # 1464 ♂ Early Mat, TND. 35g - "-" " " " ", st 11,16. " " Both of these animals are presumably immigrants. No sign of powder on either. This AM on GRID MC the following Pigment data was observed: ♂ # 1206, scrotal, covered with visible RED powder at 7,4 (from 0100) ♂ # 1212(030), scrotal, covered with visible PURPLE powder at 9,4 (from 020) This PM on GRID MC I caught ♂# 1111, scrotal, st 9,9; covered with ORANGE powder (from 1351). Also, I dusted ♀ # 1460, imm, st. 9,18 with GREEN powder. Jan 6 #1460 ♀ SAD, imm, nullip. 30g. Ear-tagged. GRID MC, st 11,5 - Tissues collected Covered with PURPLE powder; :: offspring of ♀ # 020 17 days old - born , born 4 Jan 89 Jan 7 This AM on Grid MC I redusted ♀ 1351, lactating, with ORANGE powder at station 9,8. Jan 8 This AM on GRID MC I redusted ♀ 0100 with RED powder at 7,4; and ♀ 1460 with GREEN powder at 9,17 This PM on GRID MC caught ♂ # 040 covered with GREEN powder at station 10,17; also caught the following new animal - # 14107 ♀ Imm, nullip. 11.5g. Ear-tagged. GRID MC, st 10,9. Tissues collected. * covered with ORANGE powder; :: offspring of ♀ # 1351. 15 days old, born on 24 Dec 88 Jan 9 This PM on GRID RC I dusted the following females: 1979, imm, parous. 43g. Dusting RED. st 7,17. 030(1989), imm, parous. 41g. Dusting BLUE-GREEN. st 5,15. 1364, perf, nullip. 40g. Dusting BROWN. st. 6,13. 1225, imm, parous, early preg?, 41g. Dusting PURPLE. st 6,9