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

Buteo swainsoni Bonaparte, 1838 Family: Accipitridae Order: Falconiformes Back
Swainson's hawk Präriebussard Buse de Swainson Busardo chapulinero
CMS App II Redlist 2000 (Criteria) NL CITES II (Europe: SPEC threat status )
Migration: intercontinental large flocks in autumn

Buteo swainsoni

Highly migratory. Main non-breeding grounds (boreal winter) in Argentina; migration followsa land route through C America, with some scattered wintering grounds in other open habitats of Neotropics. Some autumn migrant flocks in C America in 1000´s; total of 400,000 recently recorded over Veracruz, E Mexico. May fly without feeding between S USA and winter quarters in South America. Increasingly some birds winter in Florida, California and also Texas.
(del Hoyo J A Elliott; J Sargatal (eds) (1994) - www.hbw.com )

Regions: Mesoamerica, North America, South America
Recommended link: http://www.hawk-conservancy.org/priors/swainson.htm
Feedback: mail to Klaus Riede
Explanatory notes
(Last update: 05.08.02 by E.Heuel)

Populations