Silmore NORTHERN RAVEN (3) 1931 Sept. 10 Unalaska, Unalaska Is, Aleutian Exceedingly common especially about the village + harbor. They have been seen wherever I have gone so far & are generally found around the low hills + cliff next to the stack. Flocks of 15 or so gather about the wharf + around the adjacent side of Amakrak Is. Here they loiter all day long, flying back and forth with some raucous calling and much dipping, darting and general "horseplay." Perhaps they are merely sporting themselves. I have seen their tracks in numerous places along the sand at the edge of the small lake nearby. Such signs seem to indicate that they spend quite some time sitting motion- less at the water's edge. I saw none hanging around the mouth of Shaashnikof River where salmon are spawning and dying and thus where one would surely expect to find such a sea- scavenger as the Raven. Their ab-