IBA Justification

The site was identified as important in 2021 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species'):
Species Current IUCN Red List Category Season Year(s) Population estimate at site IBA criteria met
Great Curassow Crax rubra VU resident 2019 58 individuals A1
Ocellated Turkey Meleagris ocellata NT resident 2020 199 individuals B1a

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2021).

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Región de Calakmul UNESCO-MAB Biosphere Reserve 1,371,766 protected area contains site 0
Calakmul (Core zone) Biosphere Reserve Core Zone 99,833 protected area overlaps with site 99,833
Calakmul Reserva de la Biosfera 622,840 protected area overlaps with site 699,886
Balam-Ku Zona Sujeta a Conservación Ecológica 408,874 protected area is adjacent to site 0
Balam-Kin Zona Sujeta a Conservación Ecológica 97,303 protected area is adjacent to site 0
Ancient Maya City and Protected Tropical Forests of Calakmul, Campeche World Heritage Site (natural or mixed) 331,397 protected area contained by site 0


Habitat (IUCN level 1) Habitat detail Extent (% of site)
Forest Tropical deciduous, Tropical semi-deciduous, Second-growth & disturbed, Tropical semi-evergreen -
Other -
For more information about the IUCN Habitat classification, please click here.

Land use

Land-use Extent (% of site)
agriculture -
urban/industrial/transport -

Land ownership
Tenencia de la tierra: Ejidal, privada y federal.

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Calakmul. Downloaded from on 27/09/2023.