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Year of most recent IBA criteria assessment: 2001

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Brown Booby Sula leucogaster	LC	breeding	-	1,500-3,000 breeding pairs	A4ii
Brown Noddy Anous stolidus	LC	breeding	-	4,000-8,000 breeding pairs	A4i
Black Noddy Anous minutus	LC	breeding	-	10,000-20,000 breeding pairs	A4i
Sooty Tern Onychoprion fuscatus	LC	breeding	-	100,000 breeding pairs	A4i
A4iii Species group - waterbirds	n/a	breeding	-	100,000-499,999 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

Protection status:

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Ilhas Tinhosas	Ramsar Site, Wetland of International Importance	23	protected area overlaps with site	23

Land-use	Extent (% of site)
other	-
not utilised	-

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

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Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Tinhosas islands. Downloaded from http://www.birdlife.org on 07/03/2021.