email a friend
printable version
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

SEO/BirdLife



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.

Key Biodiversity This is an important site for resident raptors and wintering waterbirds, particularly Grus grus.

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 

IBA Monitoring

2008 very high not assessed negligible
unset
-

Agricultural expansion and intensification livestock farming and ranching (includes forest grazing) - agro-industry grazing, ranching or farmin happening now small area/few individuals (<10%) slow but significant deterioration low
Climate change and severe weather drought happening now whole area/population (>90%) very rapid to severe deterioration very high
Human intrusions and disturbance recreational activities happening now some of area/population (10-49%) slow but significant deterioration medium
Human intrusions and disturbance work and other activities happening now majority/most of area/population (50-90%) moderate to rapid deterioration high
Natural system modifications dams & water management/use - abstraction of surface water (agricultural use) happening now whole area/population (>90%) very rapid to severe deterioration very high
Natural system modifications other ecosystem modifications likely in long term (beyond 4 years) majority/most of area/population (50-90%) slow but significant deterioration medium
Pollution domestic & urban waste water - sewage happening now some of area/population (10-49%) moderate to rapid deterioration high
Pollution garbage & solid waste happening now some of area/population (10-49%) moderate to rapid deterioration high
Transportation and service corridors utility & service lines happening now small area/few individuals (<10%) slow but significant deterioration low

Grus grus Common Crane 5244 10000 individuals 100 favourable

Little/none of site covered (<10%)  No management planning has taken place  Some limited conservation initiatives are in place  negligible 

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  

Habitats

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).

Contribute  Please click here to help BirdLife conserve the world's birds - your data for this IBA and others are vital for helping protect the environment.

Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Rosarito and Navalcán reservoirs-La Iglesuela (Tietar valley). Downloaded from http://www.birdlife.org on 26/12/2014

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