Lipdiken 1972. several fresh runways. So, I suspect predation pressure is heavy. Jeff, Ken & cousin Tommy checked the first several traps in afternoon. One trap was removed, we caught a Microtus (within 1 hour of setting), it was moved to the inside of a water pump housing where rodent activity was obvious. This left 18 traps out overnight. March 14 Picked up traps about 1100. Trap #2 pump housing contained 1 Peromyscus leucopus - looking at it was released. All other traps were empty, but I was cleared. Microtus was brought back to Berkeley & kept overnight cage in a the trap. One March 15 is was killed, blown kidney & liver taken & skin nailed (WZL#3509). Alaskan Trip 24 Aug - 2 Sept. Aug. 24 Left S.F. airport 1420. Stopover: Seattle. Arrived Anchorage ~1800 (local time) & went to Anchorage Woodward Hotel - reservation having been made by Arnel Johnson. ($28/night "gold rate"). Aug. 25 Went to U.S. Fish & Wildlife Service Office (4454 Business Park Blvd.) to [illegible] visit with Arnel Johnson. Arrived about 0930. Visited with him until 1400 when I drove on to the Alaska Fish & Game office (333 Raspberry Rd.) to see Don Collins. Visited with him until ~ 1530 when his assistant Roger [illegible] took me to