Ribble, D.O. Journal 1987 58 Yosemite Reservation, Monterey Co., Calif. Nov. 14 (cont). entrance next to a rock which is covered with RED powder. We closed all traps on MC-1. On RC-1, caught a lactating P. californicus #1917. We used her at the truck, dusted her with RED powder, and released her. Also caught a S. latimanus in a thimble at W-4 or RC-1, which we overdosed on metamizol and gave to a Mammalogy student to digest. Finished checking traps by 0900 hrs under clear sunny skies. Summary of Results: P. californicus 34 1 4 P. boylii 6 (3 new) 4 (new) 8 P. tueei 0 1 1 P. maniculatus 1 (new) 0 1 Perognathus 4 1 4 N. fuscipes 0 1 1 S. howardii 1 0 1 Total 16 8 20 We closed all the traps on MC-1. Tonight we will open only traps on the top 2 rows to catch # 1941 -> 1500 hrs - no set MC-1 drift lines and 2 top rows on the grid. Re-set RC-1 drift lines around Kallies. It remained close & sunny today. 2130 hrs - out to check only traps set on MC-1 and hopefully calla #1944's radio-track #1943. Clear, calm, upper 40's. *Caught #1943 at 9:10 without her collar! Su species acct. for description. Went home at 2315 hrs - left traps on grid open Nov. 15. 0645 - out checking traps. It's clear, calm, and cold (low 40's). Heavy frost on grass. Only caught one P. tueei (#0100) on the grid. Summary of drift fences: P. boylii - 3 (new) Perognathus - 1 E. megacetus - 0 N. fuscipes - MC-1 2 RC-1 5 2 1 Total 4 10