CONTENTS Introduction Swans Whistling Swan Trumpeter Swan Geese Canada Goose Black Brant Emperor Goose White-fronted Goose Snow Goose and Ross Goose Dabbling Ducks Mallard Gadwall Pintail Green-winged Teal Cinnamon and Blue-winged Teal Shoveller Baldpate and European Widgeon Wood Duck Diving Ducks Redhead Canvas-back Ring-necked Duck The Scaups American and Barrow Golden-eye Ducks Buffle-head Old Squaw Duck Harlequin Duck King Eider Pacific Eider White-winged Scoter American and Surf Scoters Ruddy Duck Mergansers American Merganser Red-breasted Merganser Hooded Merganser Extralimital Fulvous Tree Duck Steller Eider References

C. J. Guiguet Frank L. Beebe

Waterfowl