IBA Criteria

Year of most recent IBA criteria assessment: 2001

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Red-tailed Tropicbird Phaethon rubricauda LC breeding - 3,000-4,000 breeding pairs A4ii
White-tailed Tropicbird Phaethon lepturus LC breeding - 500-1,000 breeding pairs A4ii
Madagascar Pond-heron Ardeola idae EN breeding - present A1
Lesser Frigatebird Fregata ariel LC breeding - 1,000-1,200 breeding pairs A4ii
Red-footed Booby Sula sula LC breeding - 2,800-3,800 breeding pairs A4ii
Sooty Tern Onychoprion fuscatus LC breeding - 500,000-1,000,000 breeding pairs A4i
A4iii Species group - seabirds n/a breeding 2000 510,000-1,000,000 breeding pairs A4iii

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 Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Ile d'Europa Ramsar Site, Wetland of International Importance 205,800 protected area contains site 0
Europa Nature Reserve National Park 3,000 is identical to site 3,000

Land use

Land-use Extent (% of site)
military -
nature conservation and research -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Europa. Downloaded from on 23/03/2023.