Breeds eastern Siberia south to western Transbaikalia, southern Siberia, northern Mongolia, Kamchatka, Commander and northern Kurile Islands, and extreme northwestern North America; winters to southeastern China (and Taiwan?), the Philippines, and southeastern Asia from Myanmar east to Indochina and south to Indonesia.
Bibliographic Citation: Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2014. The eBird/Clements checklist of birds of the world: Version 6.9. Downloaded from
http://www.birds.cornell.edu/clementschecklist/download