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Location Spain, Castilla-La Mancha
Central coordinates 2o 15.00' West  40o 48.00' North
IBA criteria A4ii, B1iii, B2, C2, C6
Area 157,000 ha
Altitude 800 - 1,744m
Year of IBA assessment 2000


Site description A limestone canyon along the upper reaches of the Rivers Tajo and Tajuña. Vegetation includes Pinus forest, garrigue and grassland areas.

Key Biodiversity The site is important for cliff-nesting raptors.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Falco peregrinus resident  1995  35 breeding pairs  good  B2, C6  Not Recognised 
Egyptian Vulture Neophron percnopterus breeding  1995  27 breeding pairs  good  B2, C6  Endangered 
Griffon Vulture Gyps fulvus resident  1995  525 breeding pairs  good  A4ii, B1iii, B2, C2, C6  Least Concern 
Golden Eagle Aquila chrysaetos resident  1995  21 breeding pairs  good  B2, C6  Least Concern 
Red-billed Chough Pyrrhocorax pyrrhocorax resident  1995  288-293 breeding pairs  good  B2, C2, C6  Least Concern 


IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Native coniferous woodland  26%
Shrubland Scrub  -
Grassland   -
Wetlands (inland) Rivers and streams  -
Rocky areas Inland cliffs  26%
Artificial - terrestrial Forestry plantations  -

Land use

Land-use Extent (% of site)
agriculture -
forestry -
tourism/recreation -

Protection status National None International Partial87,269 ha of IBA covered by Special Protection Area (Alto Tajo, 125,988 ha). 8,900 ha of IBA covered by Special Protection Area (Parameras de Maranchón, 44,819 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Upper sections of the rivers Tajo and Tajuña. Downloaded from on 28/10/2016

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