Childs 1963 Microtus oeconomus 11 July Inuvik, NWT, Canada Caught 4 near runway 28 July Cape Thompson, Alaska Runways and chysops are to be seen everywhere. I collected 2 large adult mule boards and boy in traps got a weedy a 9 with 5 juveniles. They are as abundant and obvious as the 1959 high at Petroza 31 July Petroza River, Cape Sabine Alaska Very little sign of more activity here. Coral pellet & great 1. 2 caught in 2 traplines first day, 3 and 1 lanes second day. 2 Lanes on 8/1.