50 CFR § 91.4 - Eligible species.
---
identifier: "/us/cfr/t50/s91.4"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "50 CFR § 91.4 - Eligible species."
title_number: 50
title_name: "Wildlife and Fisheries"
section_number: "91.4"
section_name: "Eligible species."
chapter_name: "UNITED STATES FISH AND WILDLIFE SERVICE, DEPARTMENT OF THE INTERIOR"
subchapter_number: "G"
subchapter_name: "MISCELLANEOUS PROVISIONS"
part_number: "91"
part_name: "MIGRATORY BIRD HUNTING AND CONSERVATION STAMP CONTEST"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "5 U.S.C. 301; 16 U.S.C. 718j; 31 U.S.C. 9701."
regulatory_source: "53 FR 16344, May 6, 1988, unless otherwise noted."
cfr_part: "91"
---
# 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]