Oidemia americana. 1896 Lake Umbagog. Sept. 20 James Bernie who came up the lake this afternoon reports seeing a flock of about fifty "bitterns-bills" in the stretch between Balside & Great Island. They were very restless flying back & forth constantly, there was a heavy rain storm yesterday but to-day was clear with the wind north-west blowing half-a-gale. 23 Mr. Sargent saw a flock of about thirty Scoters which he thinks were "bittern-bills" in the lake off B. Brook Can. The wind was north-west blowing heavily at the time. Oct. 2 Two large flocks 3 Five flocks one of 150 birds a good many Surf Scoters mixed in. 4 Flock of about 150 birds near Balside.