Data Zone
The site was identified as internationally important for bird conservation in 2001 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.
Populations meeting IBA criteria ('trigger species') at the site:| Species | Red List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| Red-tailed Tropicbird Phaethon rubricauda | LC | breeding (-) | 50–200 pairs | A4ii |
| Red-footed Booby Sula sula | LC | breeding (-) | 15,000 pairs | A4ii |
| Masked Booby Sula dactylatra | LC | breeding (-) | 5,000–6,000 pairs | A4ii |
| Ruddy Turnstone Arenaria interpres | NT | winter (-) | 400 birds | A4i |
| Crab-plover Dromas ardeola | LC | non-breeding (-) | 2,000 birds | A4i |
| Sooty Tern Onychoprion fuscatus | LC | breeding (-) | 1,100,000 pairs | A4i |
| Black-naped Tern Sterna sumatrana | LC | breeding (-) | 50–100 pairs | A4i |
| Greater Crested Tern Thalasseus bergii | LC | breeding (-) | 100–500 pairs | A4i |
| A4iii Species group - seabirds | n/a | breeding (-) | 20,000-49,999 birds | A4iii |
| A4iii Species group - waterbirds | n/a | breeding (-) | 2,500,000-4,999,999 birds | A4iii |
| Land use | % of IBA |
|---|---|
| not utilised | - |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Cosmoledo (Seychelles). Downloaded from
https://datazone.birdlife.org/site/factsheet/cosmoledo-iba-seychelles on 23/12/2024.