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Location Portugal, Alentejo
Central coordinates 8o 0.00' West  38o 47.00' North
IBA criteria B1i, B1ii, B2, C6
Area 12,982 ha
Altitude 163 - 353m
Year of IBA assessment 2002

Sociedade Portuguesa para o Estudo das Aves

Site description This area is domined for evergreen woodlands of oak (quercus) and holds a wide diversity of biotopes. The relief is soft and increases from west to east. The greatest elevated point is located in Serra da Laranjeira. It is important River Divor that cross all the area.The site includes "Herdade da Mata and Herdade das Lages".There is an intense influence of forestry activities.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Eurasian Spoonbill Platalea leucorodia breeding  1998  50-60 breeding pairs  medium  B1i, B2, C6  Least Concern 
Black-winged Kite Elanus caeruleus resident  1997  3-4 breeding pairs  good  B2  Least Concern 
Black Kite Milvus migrans breeding  1997  13-15 breeding pairs  good  C6  Least Concern 
Red Kite Milvus milvus breeding  2000  1-2 breeding pairs  good  C6  Near Threatened 
Booted Eagle Hieraaetus pennatus breeding  1997  23-25 breeding pairs  good  B1ii, B2  Least Concern 
Short-toed Snake-eagle Circaetus gallicus breeding  1997  2-3 breeding pairs  good  C6  Least Concern 


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved evergreen woodland  -
Wetlands (inland) Rivers and streams; Standing freshwater; Water fringe vegetation  -
Artificial - terrestrial Arable land; Forestry plantations; Perennial crops, orchards and groves  -
Introduced vegetation   -

Land use

Land-use Extent (% of site)
agriculture -
forestry -
hunting -

Protection status National:NoneInternational:None

References Costa & Guedes(1994)Cruz et al. (1992,1993,1998)Cruz (1999)Onofre et al.(1999)Onofre (in press)

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Arraiolos. Downloaded from on 21/10/2014

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