Data Zone
The site was identified as important 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 List1 | Season | Year(s) | Size | IBA criteria |
|---|---|---|---|---|---|
| Red-tailed Tropicbird Phaethon rubricauda | LC | breeding | - | 50-200 breeding pairs | A4ii |
| Red-footed Booby Sula sula | LC | breeding | - | 15,000 breeding pairs | A4ii |
| Masked Booby Sula dactylatra | LC | breeding | - | 5,000-6,000 breeding pairs | A4ii |
| Ruddy Turnstone Arenaria interpres | NT | winter | - | 400 individuals | A4i |
| Crab-plover Dromas ardeola | LC | non-breeding | - | 2,000 individuals | A4i |
| Sooty Tern Onychoprion fuscatus | LC | breeding | - | 1,100,000 breeding pairs | A4i |
| Black-naped Tern Sterna sumatrana | LC | breeding | - | 50-100 breeding pairs | A4i |
| Greater Crested Tern Thalasseus bergii | LC | breeding | - | 100-500 breeding pairs | A4i |
| A4iii Species group - seabirds | n/a | breeding | - | 20,000-49,999 individuals | A4iii |
| A4iii Species group - waterbirds | n/a | breeding | - | 2,500,000-4,999,999 individuals | A4iii |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2001) may differ.
| 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 23/11/2024.