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Location France, Aquitaine
Central coordinates 0o 28.00' West  42o 54.00' North
IBA criteria B1iii, B2, C2, C6
Area 37,650 ha
Altitude 450 - 2,974m
Year of IBA assessment 2000

Ligue Pour La Protection des Oiseaux

Site description A large mountainous area in the Pyrenees encompassing fast-flowing rivers and streams, lakes, forests, moorlands, grasslands and arable land, mountains and cliffs. Human activities include extensive traditional stock-raising. There are major roads into the area, giving easy access for mass tourism.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Western Capercaillie Tetrao urogallus breeding  1991  100-200 breeding pairs  C6  Least Concern 
Rock Ptarmigan Lagopus muta breeding  1991  150-200 breeding pairs  C6  Least Concern 
Grey Partridge Perdix perdix breeding  1991  100-500 breeding pairs  C6  Least Concern 
Falco peregrinus breeding  1991  3-4 breeding pairs  C6  Not Recognised 
Griffon Vulture Gyps fulvus winter  1991  100-500 individuals  B1iii, C2  Least Concern 
Egyptian Vulture Neophron percnopterus breeding  1991  3-4 breeding pairs  B2, C6  Endangered 
Golden Eagle Aquila chrysaetos breeding  1991  1-2 breeding pairs  C6  Least Concern 
Black Woodpecker Dryocopus martius breeding  1991  50-100 breeding pairs  C6  Least Concern 
Dendrocopos leucotos breeding  1991  10-50 breeding pairs  C2, C6  Not Recognised 
Red-billed Chough Pyrrhocorax pyrrhocorax breeding  1991  10-100 breeding pairs  C6  Least Concern 
Ortolan Bunting Emberiza hortulana breeding  1991  10-20 breeding pairs  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Parc National des Pyrenees + IBAs, AN09 and MP02 National Park 45,700 protected area overlaps with site 10,000  


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland; Mixed woodland; Native coniferous woodland  32%
Shrubland Heathland  10%
Grassland Alpine, subalpine and boreal grassland  20%
Wetlands (inland) Raised bogs; Rivers and streams; Standing freshwater  -
Rocky areas Inland cliffs; Scree & boulders  -
Artificial - terrestrial Arable land; Highly improved re-seeded landscapes; Perennial crops, orchards and groves  21%
Caves and subterranean habitats (non-aquatic) Caves  -

Land use

Land-use Extent (% of site)
agriculture 63%
fisheries/aquaculture 3%
forestry 15%
hunting 90%
tourism/recreation 100%
urban/industrial/transport 6%

Protection status National Partial International Partial10,000 ha of IBA covered by National Park (Parc national des Pyrénées, 45,700 ha). 11,000 ha of IBA covered by Special Protection Area (Hautes Vallées d'Aspe et d'Ossau, 11,000 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Hautes Vallées d'Aspe et d'Ossau. Downloaded from on 27/10/2016

To provide new information to update this factsheet or to correct any errors, please email BirdLife