Rank MethodExpertise without calculation
Review Date2016-04-09
Change Date1996-11-27
Range Extent>2,500,000 square km (greater than 1,000,000 square miles)
Range Extent CommentsThe following range is from the brachyrhynchus group in AOU (1998):
Breeding: In North America, from western and central Alaska (Brooks Range and Kotzebue Sound), central Yukon, and northwestern and southern Mackenzie south to the Alaska Peninsula, south-coastal and southeastern Alaska, coastal and northern British Columbia (including the Queen Charlotte and Vancouver islands), and northern Alberta, also in northeastern Manitoba (Churchill).
Non-breeding: Occurs in summer north to the northern coast of Alaska and northern Keewatin, and south to California, central Alberta and central Saskatchewan.
Winters: in North America from southern Alaska (west to the central Aleutians) south along Pacific coast to northern Baja California. Casually, (or rarely) inland to southern British Columbia, eastern Washington, eastern Oregon, interior California, Nevada, Utah, and Arizona, and rarely to the Atlantic coast from New Brunswick, Nova Scotia, and Newfoundland, south to Massachusetts (sight reports farther south).
Migrates regularly through interior British Columbia and northern Yukon.
Casual or accidental: In the western Hawaiian Islands (Kure), and in continental North America from Idaho, Montana, North Dakota, Minnesota, Wisconsin, Illinois, Michigan, southern Ontario, southern Quebec, New York, and southern New England south to southern New Mexico, Texas, Illinois, Ohio, and Delaware (sigh reports to Iowa, Indiana, Pennsylvania, and Florida).