Data Zone
The site was identified as important in 2004 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 |
|---|---|---|---|---|---|
| Masked Finfoot Heliopais personatus | CR | resident | 2004 | present | A1 |
| Greater Adjutant Leptoptilos dubius | NT | non-breeding | 2004 | present | A1 |
| Lesser Adjutant Leptoptilos javanicus | NT | resident | 2004 | present | A1 |
| Spot-billed Pelican Pelecanus philippensis | NT | non-breeding | 2004 | present | A1 |
| Spoon-billed Sandpiper Calidris pygmaea | CR | winter | 2004 | present | A1 |
| Indian Skimmer Rynchops albicollis | EN | winter | 2004 | present | A1 |
| Pallas's Fish-eagle Haliaeetus leucoryphus | EN | resident | 2004 | present | A1 |
| A4iii Species group - waterbirds | n/a | - | 2004 | min 20,000 individuals | A4iii |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2004) may differ.
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| 1992 | Sundarbans Reserved Forest | Ramsar Site, Wetland of International Importance | 100 |
| 1996 | Sundarban West | Wildlife Sanctuary | 50 |
| 1996 | Sundarban South | Wildlife Sanctuary | 26 |
| 1996 | Sundarban East | Wildlife Sanctuary | 22 |
| 1997 | The Sundarbans | World Heritage Site (natural or mixed) | 100 |
| Habitat1 | Habitat detail | % of IBA |
|---|---|---|
| Forest | Mangrove forest (tropical) | major (>10) |
| Marine Intertidal | major (>10) | |
| Marine Neritic | major (>10) |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Sunderbans (East, South, West Wildlife Sanctuaries) (Bangladesh). Downloaded from
https://datazone.birdlife.org/site/factsheet/sunderbans-(east-south-west-wildlife-sanctuaries)-iba-bangladesh on 22/11/2024.