Wildfowl The 2022 California Waterfowl Breeding Population Survey Is Complete...Duck Numbers Are Down. The California Department of Fish & Wildlife's waterfowl breeding population survey shows ducks in decline. The resulting data indicate the overall number of breeding ducks has decreased by 19 percent, including mallards that are the most abundant duck in the survey. (Photo By: Thorsten Spoerlein-Shutterstock.com) June 27, 2022 By California Department of Fish & Wildlife The California Department of Fish and Wildlife (CDFW) has completed its 2022 waterfowl breeding population survey. The resulting data indicate the overall number of breeding ducks has decreased by 19 percent, including mallards that are the most abundant duck in the survey.“Surveys indicated a 25 percent decrease in mallard abundance,” said CDFW’s Waterfowl Program Biologist Melanie Weaver....Continue Reading