2017 Waterfowl Population Survey Total populations were estimated at 47.3 million 2017 Duck Species Breakdown Select Species Mallard Gadwall American wigeon Green-winged teal Blue-winged teal Northern shoveler Northern pintail Redhead Canvasback Scaup Redhead PreviousNext 2017 Redhead Numbers2017: 1.115 million. -13% change from last year2016: 1.289 millionRedhead are +55% over the long term average. Redhead 1955-2017 Estimated Breeding Populations [chart not available] * in millions