Eligible species.

§ 91.4 Eligible species. Five or fewer of the species listed below will be identified as eligible each year; those eligible species will be provided to each contestant with the information provided in § 91.1. (a) Whistling-Ducks. (1) Fulvous Whistling-Duck ( Dendrocygna bicolor ). (2) Black-bellied Whistling-Duck ( Dendrocygna autumnalis ). (b) Geese. (1) Emperor Goose ( Anser canagicus ). (2) Snow Goose (including “white” and “blue” morphs) ( Anser caerulescens ). (3) Ross's Goose ( Anser rossii ). (4) Greater White-fronted Goose ( Anser albifrons ). (5) Brant ( Branta bernicla ). (6) Cackling Goose ( Branta hutchinsii ). (7) Canada Goose ( Branta canadensis ). (c) Swans. (1) Trumpeter Swan ( Cygnus buccinator ). (2) Tundra Swan ( Cygnus columbianus ). (d) Dabbling Ducks. (1) Wood Duck ( Aix sponsa ). (2) Blue-winged Teal ( Spatula discors ). (3) Cinnamon Teal ( Spatula cyanoptera ). (4) Northern Shoveler ( Spatula clypeata ). (5) Gadwall ( Mareca strepera ). (6) American Wigeon ( Mareca americana ). (7) Mallard ( Anas platyrhynchos ). (8) American Black Duck ( Anas rubripes ). (9) Mottled Duck ( Anas fulvigula ). (10) Northern Pintail ( Anas acuta ). (11) Green-winged Teal ( Anas crecca ). (e) Diving Ducks. (1) Canvasback ( Aythya valisineria ). (2) Redhead ( Aythya americana ). (3) Ring-necked Duck ( Aythya collaris ). (4) Greater Scaup ( Aythya marila ). (5) Lesser Scaup ( Aythya affinis ). (f) Sea-Ducks. (1) Steller's Eider ( Polysticta stelleri ). (2) Spectacled Eider ( Somateria fischeri ). (3) King Eider ( Somateria spectabilis ). (4) Common Eider ( Somateria mollissima ). (5) Harlequin Duck ( Histrionicus histrionicus ). (6) Surf Scoter ( Melanitta perspicillata ). (7) White-winged Scoter ( Melanitta fusca ). (8) Black Scoter ( Melanitta americana ). (9) Long-tailed Duck ( Clangula hyemalis ). (10) Bufflehead ( Bucephala albeola ). (11) Common Goldeneye ( Bucephala clangula ). (12) Barrow's Goldeneye ( Bucephala islandica ). (g) Mergansers. (1) Hooded Merganser ( Lophodytes cucullatus ). (2) Common Merganser ( Mergus merganser ). (3) Red-breasted Merganser ( Mergus serrator ). (h) Stiff Tails. (1) Ruddy Duck ( Oxyura jamaicensis ). (2) [Reserved] [83 FR 12279, Mar. 21, 2018]