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. Ringing results show that birds from Lord Howe I move N to winter off E Korea Apr-Jul; New Zealand population assumed to follow same route, but all ringing recoveries from within 645 km of colonies; species occurs N to Sea of Okhotsk, and in small numbers off Arabian Sea, some birds occurring SW to South Africa; record of large numbers in Indonesia suggests at least some of W breeders may winter in Pacific.   (del Hoyo J, Elliott A, Sargatal J (eds), 1992)

• digitised by GROMS, after del Hoyo J A Elliott; J Sargatal (eds) (1992) - 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).