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 Northern pintail PreviousNext 2017 Northern pintail Numbers2017: 2.889 million. +10% change from last year2016: 2.618 millionNorthern pintail are -27% under the long term average. Northern pintail 1955-2017 Estimated Breeding Populations [chart not available] * in millions