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Location Spain, Castilla y León
Central coordinates 2o 30.00' West  41o 20.00' North
IBA criteria B1iii, B2, C2, C6
Area 45,300 ha
Altitude 987 - 1,361m
Year of IBA assessment 2000


Site description A rugged landscape with many small gorges, small Quercus and Juniperus woods, scrub and arable cultivation. The main human activities are sheep-grazing and forestry.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Egyptian Vulture Neophron percnopterus breeding  1994  12-13 breeding pairs  good  B2  Endangered 
Griffon Vulture Gyps fulvus resident  1995  148 breeding pairs  good  B1iii, B2, C2, C6  Least Concern 
Eurasian Eagle-owl Bubo bubo resident  1995  8-11 breeding pairs  good  C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
ALTOS DE BARAHONA - ES0000203 Birds Directive 42,899 protected area is adjacent to site 0  
ALTOS DE BARAHONA - ES4170148 Habitats Directive 43,920 protected area is adjacent to site 0  
ENCINARES DE TIERMES - ES4170142 Habitats Directive 1,153 protected area contained by site 1,153  
PINAR DE LOSANA - ES4170141 Habitats Directive 795 protected area contained by site 795  
SIERRA DE AYLLÓN - ES4160019 Habitats Directive 14,119 protected area is adjacent to site 0  
SIERRA DE PELA - ES4240007 Habitats Directive 11,972 protected area is adjacent to site 0  


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland; Broadleaved evergreen woodland  26%
Shrubland Scrub  26%
Grassland Steppes and dry calcareous grassland  -
Rocky areas Inland cliffs  -
Artificial - terrestrial Arable land  26%

Land use

Land-use Extent (% of site)
agriculture 26%
forestry 26%

Protection status National None International None

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Tiermes-Caracena. Downloaded from on 01/10/2014

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