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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
Nicobar Scrubfowl Megapodius nicobariensis	VU	resident	2004	present	A1, A2
Andaman Woodpigeon Columba palumboides	NT	resident	2004	present	A2
Andaman Cuckoo-dove Macropygia rufipennis	LC	resident	2004	present	A2
Andaman Boobook Ninox affinis	LC	resident	2004	present	A2
Nicobar Sparrowhawk Accipiter butleri	VU	resident	2004	present	A1, A2
Nicobar Bulbul Ixos nicobariensis	NT	resident	2004	present	A1, A2
White-headed Starling Sturnia erythropygia	LC	resident	2004	present	A2

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

Threats to the site (pressure)
Threat Level 1	Threat Level 2	Timing	Scope	Severity	Result
Human intrusions and disturbance	war, civil unrest and military exercises	happening now	whole area/population (>90%)	very rapid to severe deterioration	very high

Condition of habitat (state)
Habitat	Habitat Detail	Reference Area (ha)	Actual Area (ha)	% of habitat remaining	% of carrying capacity (overall)	Result
Forest		0	0	good (> 90%)	moderate (70-90%)	near favourable

Condition of key/trigger populations (state)
Scientific	Common	TargetPop	ActualPop	Units	Remaining	Result
Megapodius nicobariensis	Nicobar Scrubfowl	1200	64	individuals	6	not assessed

Conservation actions taken at site (response)
Conservation Designation	Management Planning	Conservation Action	Result
Whole area of site (>90%) covered by appropriate conservation designation	A comprehensive and appropriate management plan exists that aims to maintain or improve the populations of qualifying bird species	Unknown	medium

For more information about IBA monitoring please click here

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Tillongchang Island	Sanctuary	3,643	protected area overlaps with site	1,683

IUCN Habitat	Habitat detail	Extent (% of site)
Forest		-
Grassland		-
Coastline		-
Artificial/Terrestrial		-

For further information about the habitat classification please click here.

Land-use	Extent (% of site)
agriculture	-
fisheries/aquaculture	-
forestry	-
nature conservation and research	-
tourism/recreation	-
urban/industrial/transport	-

For further information about the land use classification please click here.

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Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Tillangchong, Camorta, Katchal, Nancowry and Trinkat. Downloaded from http://www.birdlife.org on 07/02/2023.