THE FOLLOWING REGULATIONS ARE AS APPROVED 
AND PROMULGATED BY THE PRESIDENT, JULY 
31, 1918, AND AS AMENDED OCTOBER 25, 
1918, AND JULY 28, 1919. 
Migratory Bird Treaty Act Regulations. 
Regulation 1.—Definitions of Migratory Birds. 
Migratory birds, included in the terms 'of the convention 
between the United States and Great Britain for the protection 
of migratory birds, concluded August 16, 1916, are as follows: 
1. Migratory game birds: 
(a) Anatidae, or waterfowl, including brant, wild duck, 
geese and swans. 
(b) Gruidae, or cranes, including little brown, sandhill, and 
whooping cranes. 
(c) Rallidae, or rails, including coots, gallinules, and sora 
and other rails. 
(d) Limieolae, or shorebirds, including avocets, curlews, 
dowitchers, godwits, knots, oyster catchers, phalaropes, plovers, 
sandpipers, snipe, stilts, surf birds, tumstones, willett, woodcock, 
and yellow legs. 
(e) Columbidae, or pigeons, including doves and wild 
pigeons. 
2. Migratory insectivorous birds: Bobolinks, catbirds, 
chickadees, cockoos, flickers, flycatchers, grosbeaks, humming¬ 
birds, kinglets, martins, meadowlarks, nighthawks or bull-bats, * 
nuthatchers, orioles, robins, shrikes, swallows, swifts, tanagers* 
titmice, thrushes, viroes, warblers, waxwings, whip-poor-wills, 
woodpeckers, and wrens, and all other perching birds which feed 
entirely or chiefly on insects. 
3. Other migratory non-game birds: Auks, auklets, bitterns, 
fulmars, gannets, grebes, guillemots, gulls, herons, jaegers, loons, 
murres, petrels, puffins, shearwaters, and teams. 
Regulation 2.—Definition of Terms. 
For the purpose of these regulations the following terms shall 
be construed, respectively, to mean— 
SECRETARY.—The Secretary of Agriculture of the United 
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PERSON—The plural or the singular as the case demands, 
including individuals, associations, partnerships, and corpora¬ 
tions, unless the context otherwise requires. 
TAKE.—The pursuit, hunting, capture, or killing of 
migratory birds in the manner and by the means specifically 
permitted. 
OPEN SEASON.—The time during which migratory birds 
may be taken. 
TRANSPORT.—Shipping, transporting, carrying, or export¬ 
ing, receiving or delivering for shipment, transportation, car¬ 
riage, or export. 
Regulation 3.—Means by Which Migratory Game Birds May 
be Taken. 
The migratory game birds specified in Regulation 4 hereof 
may be taken during the open season with a gun only, not larger 
than number 10 gauge, fired from the shoulder, except as 
specifically permitted by Regulations 7, 8, 9, and 10 hereof; 
they may be taken during the open season from the land and 
water, from a blind or floating device (other than an airplane, 
powerboat, sailboat, any boat under sail, or any floating device 
towed by power boat or sailboat), with the aid of a dog, and 
the use of decoys. 
(As amended July 28, 1919). 
Regulation 4.—Open Seasons on and Possession of Certain 
Migratory Game Birds. 
For the purpose of this regulation, each period of time herein 
prescribed as an open season shall be construed to include the 
first and last days thereof. 
Waterfowl (except wood duck, eider ducks, and swans) rails, 
coot, gallinules, blackbellied and golden plovers, greater and 
lesser yellow legs, woodcocks, Wilson snipe, or jacksnipe, and 
mourning and white-winged doves may be taken each day from 
half an hour before sunrise to sunset during the open seasons 
prescribed therefor in this regulation, by the means and in the 
numbers permitted by Regulations 3 and 5 hereof, respectively, 
and when so taken, each species may be possessed any day dur¬ 
ing the respective open seasons herein prescribed therefor and 
for an additional period of 10 days next succeeding said open 
season. 
Waterfowl (except wood duck, eider ducks, and swans), coot, 
gallinules, and Wilson snipe or jacksnipe).—The open season for 
waterfowl (except wood duck, eider ducks and swans), coots, 
gallinules, and Wilson snipe or jacksnipe shall be as follows: 
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