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Year of most recent IBA criteria assessment: 2000

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Scopoli's Shearwater Calonectris diomedea	LC	resident	1986	present	C6
European Shag Gulosus aristotelis	LC	resident	1986	present	C6
Montagu's Harrier Circus pygargus	LC	passage	1997	max 200 individuals	C6
Peregrine Falcon Falco peregrinus	LC	resident	1996	15-20 breeding pairs	B2, C6
Blue Rock-thrush Monticola solitarius	LC	resident	1996	50-100 breeding pairs	B2

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

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Ventotene e S. Stefano	Marine Nature Reserve	0	protected area contained by site	0
Parco nazionale del Circeo	Parco Nazionale	5,616	protected area overlaps with site	110
Isole di Ventotene e S. Stefano	State Nature Reserve	0	protected area contained by site	0
Isole di Ponza e Palmarola	State Nature Reserve	0	protected area contained by site	0

IUCN Habitat	Habitat detail	Extent (% of site)
Forest	Broadleaved evergreen woodland	-
Shrubland	Sclerophyllous scrub, garrigue and maquis	-
Sea		-
Coastline	Sea cliffs and rocky shores, Rock stacks and islets, Shingle & stony beaches	-
Artificial/Terrestrial	Highly improved re-seeded landscapes, Perennial crops, orchards and groves, Urban parks and gardens, Ruderal land	-

For further information about the habitat classification please click here.

Land-use	Extent (% of site)
agriculture	-
fisheries/aquaculture	-
hunting	-
nature conservation and research	-
tourism/recreation	-

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

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Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Ponziane islands. Downloaded from http://www.birdlife.org on 08/08/2022.