Cay Sal

IBA Justification

The site was identified as important in 2007 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
White-crowned Pigeon Patagioenas leucocephala NT resident 2005 50-249 individuals A1
Audubon's Shearwater Puffinus lherminieri LC breeding 2006 250-999 breeding pairs B4ii
Brown Pelican Pelecanus occidentalis LC winter 2005 < 50 individuals B4i
Sooty Tern Onychoprion fuscatus LC breeding 2006 2,500-9,999 breeding pairs B4i
Bridled Tern Onychoprion anaethetus LC breeding 2005 250-999 individuals A4i
Roseate Tern Sterna dougallii LC breeding 2005 50-249 individuals A4i
Sandwich Tern Thalasseus sandvicensis LC breeding 2005 50-249 individuals B4i
Royal Tern Thalasseus maximus LC breeding 2005 50-249 individuals B4i

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2007).

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Cay Sal Marine Managed Area Marine Managed Area 1,677,150 protected area contains site 0


Habitat (IUCN level 1) Habitat detail Extent (% of site)
Marine Neritic -
Shrubland -
Marine Coastal/Supratidal -
For more information about the IUCN Habitat classification, please click here.

Land use

Land-use Extent (% of site)
not utilised -

Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Cay Sal. Downloaded from on 21/02/2024.