Campo Maior

IBA Criteria

Year of most recent IBA criteria assessment: 2002

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Common Crane Grus grus LC winter 2002 800-1,000 unknown A4i, B1i, B2, C2, C6
Little Bustard Tetrax tetrax NT resident 2002 120-150 individuals A1, B2, C1, C6
Great Bustard Otis tarda VU resident 2002 50-60 individuals A1, C1, C6
Eurasian Thick-knee Burhinus oedicnemus LC breeding 1996 20-30 breeding pairs B2, C6
Montagu's Harrier Circus pygargus LC breeding 2002 15-20 breeding pairs B3, C6

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2005 low not assessed not assessed
Was the whole site covered? No State assessed by unset
Accuracy of information good

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Transportation and service corridors utility & service lines happening now small area/few individuals (<10%) very rapid to severe deterioration low

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Not assessed Not assessed Not assessed not assessed
For more information about IBA monitoring please click here

IBA Protection

Protection status:

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
S. Mamede Site of Community Importance (Habitats Directive) 115,676 protected area overlaps with site 4,396
Campo Maior Special Protection Area (Birds Directive) 9,580 protected area overlaps with site 9,575
Caia Site of Community Importance (Habitats Directive) 31,087 protected area overlaps with site 5,117


IUCN Habitat Habitat detail Extent (% of site)
Forest Broadleaved evergreen woodland -
Artificial/Terrestrial Arable land -
Wetlands (inland) Rivers and streams -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
forestry -
agriculture -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Campo Maior. Downloaded from on 30/05/2020.