: Blue-wings may be an occasional breeder in fresh water marshes but the females are similar to females of other ducks, especially Green-winged Teal, and the conspicuous males are absent when broods begin to appear. There have been no confirmed breeding records since the 1960s.
Migration: mid Apr-early May and late Aug-mid Sep with from early Apr and to early Nov in fresh and, in fall, brackish marshes. , usually in flight, .
Miscellany: Blue-winged Teal is a long-distance with most wintering in N. South America. Pairs form on the wintering grounds or during the journey north so spring migrants are usually in pairs.
Hamilton Pond often has a few spring birds and in fall the larger wetlands like the upper part of Bass Harbor Marsh can harbor small flocks.
Last Reviewed: April 25th, 2022