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Location Spain, Castilla-La Mancha
Central coordinates 5o 0.00' West  40o 10.00' North
IBA criteria A4i, B1i, B2, C2, C3, C6
Area 70,000 ha
Altitude 300 - 764m
Year of IBA assessment 2000


Site description The site includes a river and two reservoirs surrounded by large expanses of dehesa and scrub. There is some arable cultivation and sheep-grazed grassland.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Black Stork Ciconia nigra non-breeding  1996  41-100 individuals  medium  B1i, C2  Least Concern 
Black Stork Ciconia nigra breeding  1996  2-4 breeding pairs  good  B1i, C2, C6  Least Concern 
Great Cormorant Phalacrocorax carbo winter  1993  400-1,500 individuals  medium  B1i, C3  Least Concern 
Spanish Imperial Eagle Aquila adalberti resident  1996  1 breeding pairs  good  B2, C6  Vulnerable 
Common Crane Grus grus winter  1996  1,000-5,244 individuals  good  A4i, B1i, C2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
RIO TIETAR - ES4320031 Habitats Directive 6,227 protected area is adjacent to site 0  
RIO Y PINARES DEL TIETAR - ES0000427 Birds Directive 9,888 protected area is adjacent to site 0  
SIERRA DE SAN VICENTE Y VALLES DEL TIETAR Y ALBERCHE - ES4250001 Habitats Directive 117,539 protected area overlaps with site 62,196  
VALLE DEL TIÉTAR - ES0000184 Birds Directive 64,377 protected area is adjacent to site 0  
VALLE DEL TIÉTAR - ES4110115 Habitats Directive 63,355 protected area is adjacent to site 0  
VALLE DEL TIETAR Y EMBALSES DE ROSARITO Y NAVALCAN - ES0000089 Birds Directive 68,564 protected area overlaps with site 51,811  


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved evergreen woodland  70%
Shrubland Sclerophyllous scrub, garrigue and maquis  -
Grassland   -
Wetlands (inland) Standing freshwater  26%
Artificial - terrestrial Arable land; Perennial crops, orchards and groves  -

Land use

Land-use Extent (% of site)
agriculture 75%
hunting 26%
water management 26%

Protection status National None International Partial36,620 ha of IBA covered by Special Protection Area (Valle del Tiétar-Embalses de Rosarito y Navalcán, 53,167 ha).

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Rosarito and Navalcán reservoirs-La Iglesuela (Tietar valley). Downloaded from on 23/10/2014

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