BirdLife Data Zone

BD010

Sunderbans (East, South, West Wildlife Sanctuaries)

Current view: Data table and detailed info

IBA Criteria

Year of most recent IBA criteria assessment: 2004

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Masked Finfoot Heliopais personatus	CR	resident	2004	present	A1
Greater Adjutant Leptoptilos dubius	EN	non-breeding	2004	present	A1
Lesser Adjutant Leptoptilos javanicus	VU	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	20,000 individuals	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)
The Sundarbans	World Heritage Site (natural or mixed)	139,700	protected area overlaps with site	139,699
Sundarbans Reserved Forest	Ramsar Site, Wetland of International Importance	601,700	protected area overlaps with site	139,699
Sundarban West	Wildlife Sanctuary	71,502	protected area overlaps with site	70,502
Sundarban South	Wildlife Sanctuary	36,970	protected area contained by site	36,970
Sundarban East	Wildlife Sanctuary	31,226	protected area overlaps with site	31,226

Habitats

IUCN Habitat	Habitat detail	Extent (% of site)
Forest	Mangrove forest (tropical)	-
Marine Intertidal		-
Marine Neritic		-

For further information about the habitat classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Sunderbans (East, South, West Wildlife Sanctuaries). Downloaded from http://www.birdlife.org on 21/03/2023.