Annual North American survey shows diving duck populations dwindling.
Ducks aren't the only waterfowl with advice to share : r/AdviceAnimals
DU Special Report: 2023 Status of Waterfowl
North Dakota Set for Best Diver Season in Years, But Mallards Are Still Declining
South Dakota is still worth the pheasant hunt
History of Ecological Sciences, Part 60: American Great Lakes before 2000 - Egerton - 2018 - The Bulletin of the Ecological Society of America - Wiley Online Library
Market Features
Fewer ducks, based on USFWS survey
2021 North Dakota Survey Indicates Ducks are in Decline - Wildfowl
Phenology Talkbacks: Students wear mittens up north while monarchs depart down south
DU Special Report: 2022 Status of Waterfowl
Example of age group from the tool. Age group 6 (chicks 20–23 days old)