Gadwall

Gadwall breed near seasonal and semi-permanent wetlands, mainly in the grasslands and mixed Prairie regions of the United States and Canada. Substantial numbers also breed in wetland habitats of the Great Basin. Gadwall tend to begin breeding later than most ducks.Gadwall are distributed throughout the southern two-thirds of the United States in winter, with the greatest concentrations found in the Central and Mississippi flyways. They are found throughout much of the intermountain west of...