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

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Migratory. Broad front migration spans towards N Africa and S Asia. Arrive in n Africa late Jul to mid-Sept or mid-Oct, reaching Mali Aug-Oct, Eritrea Sept to early Oct, and tropics mainly from Oct. Departs wintering grounds mainly late Mar to Apr, some as late as May. Small numbers winter in Europe, occasionally as far as N Britain. Scandinavian birds move S-SW in autumn. Usually migrates in small flocks, up to 250 individuals.   (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).