Global Range: (>2,500,000 square km (greater than 1,000,000 square miles)) BREEDING: in North America from northern Alaska south along coast to British Columbia and in the interior, northeastern Saskatchewan, western Mackenzie, west into northeastern Alberta and southern Yukon. In Eurasia from Faroe Islands, British Isles, Scandinavia, northern Russia, and northern Siberia south to northern Europe, Black and Caspian Seas, Lake Baikal, northern Mongolia, Anadyrland, Sea of Okhotsk, Kamchatka, and Kurile Islands. NON-BREEDING: in North America mainly from southeastern Alaska south along Pacific coast to northern Baja California. In Old World from breeding range south to Mediterranean, northern Africa, Iraq, Persian Gulf, Afghanistan, Southeast Asia, coastal China, and Japan (AOU 1983).
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