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Location Spain, Castilla y León
Central coordinates 5o 12.00' West  42o 9.00' North
IBA criteria A1, A4i, A4ii, B1i, B1iii, B2, B3, C1, C2, C3, C6
Area 268,000 ha
Altitude 750 - 910m
Year of IBA assessment 2000

SEO/BirdLife



Site description Large plains dominated by arable cultivation with some grasslands. The site includes La Nava lagoon.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Greylag Goose Anser anser winter  1995  1,500-2,000 individuals  good  B1i, C3  Least Concern 
Mallard Anas platyrhynchos winter  1996  6,000-10,000 individuals  good  B1i, C3  Least Concern 
Black-crowned Night-heron Nycticorax nycticorax breeding  1995  30 breeding pairs  good  C6  Least Concern 
Purple Heron Ardea purpurea resident  1996  30-31 breeding pairs  good  C6  Least Concern 
Lesser Kestrel Falco naumanni breeding  1996  100 breeding pairs  medium  A1, B1iii, B2, C1, C2, C6  Least Concern 
Black Kite Milvus migrans breeding  1995  50-80 breeding pairs  medium  C6  Least Concern 
Red Kite Milvus milvus winter  1994  600-1,400 individuals  good  A4ii, B1iii, C2  Near Threatened 
Western Marsh-harrier Circus aeruginosus breeding  1995  35-45 breeding pairs  poor  C6  Least Concern 
Montagu's Harrier Circus pygargus breeding  1996  80-120 breeding pairs  poor  B3, C6  Least Concern 
Great Bustard Otis tarda resident  1997  2,000-2,500 breeding pairs  good  A1, B2, C1, C2, C6  Vulnerable 
Little Bustard Tetrax tetrax resident  1996  120-150 breeding pairs  C6  Near Threatened 
Little Bustard Tetrax tetrax winter  1995  250-300 individuals  medium  A1, C1  Near Threatened 
Burhinus oedicnemus resident  1996  80-100 breeding pairs  medium  C6  Not Recognised 
Himantopus himantopus breeding  1996  77-90 breeding pairs  good  C6  Not Recognised 
Eurasian Dotterel Eudromias morinellus winter  1992  1,000 individuals  medium  A4i, B1i, C2  Least Concern 
Black-bellied Sandgrouse Pterocles orientalis resident  1996  100-200 breeding pairs  medium  B2, C6  Least Concern 
Calandra Lark Melanocorypha calandra resident  1996  4,500-11,000 breeding pairs  medium  B2  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
LA NAVA-CAMPOS NORTE - ES4140036 Birds Directive 54,936 protected area contained by site 54,936  
LA NAVA-CAMPOS SUR - ES0000216 Birds Directive 39,210 protected area overlaps with site 11,116  
LAGUNA DE LA NAVA - ES4140136 Habitats Directive 1,013 protected area contained by site 1,013  
LAGUNAS DE LOS OTEROS - ES4130145 Habitats Directive 4,127 protected area contained by site 4,127  
OTEROS-CAMPOS - ES0000194 Birds Directive 31,685 protected area contained by site 31,685  
OTEROS-CEA - ES0000215 Birds Directive 4,445 protected area contained by site 4,445  
PENILLANURAS-CAMPOS NORTE - ES0000217 Birds Directive 13,242 protected area overlaps with site 11,376  
PENILLANURAS-CAMPOS SUR - ES0000207 Birds Directive 23,800 protected area overlaps with site 12,959  
RIBERAS DEL RÍO CEA - ES4180069 Habitats Directive 754 protected area overlaps with site 391  
RIBERAS DEL RÍO ESLA Y AFLUENTES - ES4130079 Habitats Directive 1,792 protected area overlaps with site 388  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Forest Alluvial and very wet forest; Broadleaved evergreen woodland  -
Grassland Humid grasslands  5%
Wetlands (inland) Rivers and streams; Standing freshwater; Water fringe vegetation  -
Artificial - terrestrial Arable land; Forestry plantations; Ruderal land  90%

Land use

Land-use Extent (% of site)
agriculture 100%
hunting 100%

Protection status National None International None

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Tierra de Campos steppes. Downloaded from http://www.birdlife.org on 21/08/2014

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