The Gadwall is a dabbling duck that feeds primarily on aquatic vegetation.
General: 18-21 inches in length.
Male Alternate: Gray-brown body. Paler, sandy-brown head and neck. Black rump, upper and undertail coverts. Black bill. White belly. White speculum. Orange legs and feet. Plumage worn from fall through early summer.
Male Basic: Similar to adult female.
Female: Mottled gray-brown and white body. Gray bill with orange edges. White belly. White speculum.
Juveniles: Similar to adult female.
Lakes, marshes, ponds, and rivers.
9-11 cream-white eggs. The eggs have a 24-27 day incubation period. Fledging occurs in 48-56+ days. The nest is made from grass and lined with down.
- San Elijo Lagoon, Cardiff-by-the-Sea
- San Diego Flood Control Channel, San Diego