E. Heske 1979 Journal October cont. SCFS, Nevada Co. to 1.6 mi N. Chilcoot, Plumas Co., California and return. Left SCFS ~1500 for trap site in Great Basin Desert. D wind, ~15°C, clear. Turned E for 1.9 mi, then proceeded N on HWY 89. After 14.6 mi, turned N on HWY 49 at Sierraville, crossed county line to Plumas Co. after 14.5 mi and continued N for 7.2 mi, turning E on HWY 70. Proceeded for 2.1 mi to Chilcoot and turned N onto Frenchman Lake Rd. Drove N for 1.6 mi then stopped alongside road at desert site. Site was soft sand flat leading to rocky buttes. Dominant shrubs were Artemesia tridentata, Chrysopthamnus nauseosus, Ch. viscidiflorus, and scattered Purshia tridentata. Oryzopsis was the dominant groundcover although some Salsola kali was noted. 25 Museum special snaptraps with pb+oat bait were set in a line heading E from the road, ~10m. apart. Traps were set in the open near shrubs where fresh tracks could be observed. Rabbit sign and rodent tracks were abundant. Returned to SCFS, ~1900. After dinner several people in the class walked down to the meadow site to check 4 mist nets Dixie had set across the stream. No captures. Castor canadensis activity was observed along the stream in the form of dams and occasional tree-gnawing scars. Full moon.