Host: Aix sponsa (Wood Duck)
Host: Anas acuta (Northern Pintail)
Host: Anas americana (American Wigeon)
Host: Anas clypeata (Northern Shoveler)
Host: Anas crecca (Green-winged Teal)
Host: Anas discors (Blue-winged Teal)
Host: Anas flavirostris (Yellow-billed Teal)
Host: Anas penelope (Eurasian Wigeon)
Host: Anas platyrhynchos (Mallard)
Host: Anas strepera (Gadwall)
Host: Anser albifrons (Greater White-fronted Goose)
Host: Aythya affinis (Lesser Scaup)
Host: Aythya collaris (Ring-necked Duck)
Host: Aythya marila (Greater Scaup)
Host: Aythya valisineria (Canvasback)
Host: Branta canadensis (Canada Goose)
Host: Branta hutchinsii minima (Cackling Goose (minima))
Host: Bucephala albeola (Bufflehead)
Host: Bucephala clangula (Common Goldeneye)
Host: Bucephala islandica (Barrow's Goldeneye)
Host: Chen caerulescens (Snow Goose)
Host: Chen canagica (Emperor Goose)
Host: Chen rossii (Ross's Goose)
Host: Chloephaga hybrida (Kelp Goose)
Host: Chloephaga picta (Upland Goose)
Host: Chloephaga rubidiceps (Ruddy-headed Goose)
Host: Clangula hyemalis (Long-tailed Duck)
Host: Cygnus buccinator (Trumpeter Swan)
Host: Cygnus columbianus (Tundra Swan)
Host: Cygnus olor (Mute Swan)
Host: Histrionicus histrionicus (Harlequin Duck)
Host: Lophodytes cucullatus (Hooded Merganser)
Host: Lophonetta specularioides (Crested Duck)
Host: Melanitta fusca (White-winged Scoter)
Host: Melanitta nigra (Common Scoter)
Host: Melanitta perspicillata (Surf Scoter)
Host: Mergus merganser (Common Merganser)
Host: Mergus serrator (Red-breasted Merganser)
Host: Oxyura jamaicensis (Ruddy Duck)
Host: Polysticta stelleri (Steller's Eider)
Host: Somateria mollissima (Common Eider)
Host: Somateria spectabilis (King Eider)