Species fact sheet by Global Register of Migratory Species - www.groms.de

Use the GROMS database for dynamic search for migratory species, new links and references.

Migratory. Probably moves in large flocks. uses several stopovers, mostly on coasts of Japan, Korea, SE China, Taiwan, Hong Kong, Vietnam, Malaysia, Indonesia, New Guinea, Philippines and W Micronesia; migrating flocks crossing Pacific often stage on islands. Some Siberian birds move overland and cross Krasnoyarsk, Irkutsk and Buryatskaya regions; some cross Mongolia, Manchuria and Ussuriland; others W to E Kazakhstan. Most of population breeding in Alaska appears to pass through Aleutian and Pribilof Is to migrate with Siberian population; some spend boreal winter in the Americas. Australia reached by late Aug and Arrivals continue until Nov; juveniles arrive latest and may use different route; departure mainly Mar-Apr. Immatures usually remain in non-breeding range throughout 1st year, often moving inland after rains fill wetlands. Adults show high fidelity between years to non-breeding sites.   (del Hoyo J, Elliott A, Sargatal J (eds), 1996)

• digitised by GROMS, after del Hoyo J A Elliott; J Sargatal (eds) (1996) - www.hbw.com,
• Copyright: GROMS/BfN - www.groms.de
  
  (A digitised version of this map is published in GIS shape format on the GROMS CD).