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Location Italy, Sardegna
Central coordinates 8o 12.00' East  39o 7.00' North
IBA criteria A1, A3, A4ii, B1ii, B1iii, B2, B3, C1, C2, C6
Area 3,826 ha
Altitude 0 - 271m
Year of IBA assessment 2000

Lega Italiana Protezione Uccelli

Site description Small islands, of volcanic origin, off the south-west corner of Sardinia. The site also includes the islets Isola del Toro and Isola della Vacca. Rocky cliffs, maquis and saltpans are the main habitats.

Key Biodiversity An important breeding site for seabirds and for five of the 21 species of the Mediterranean biome.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Barbary Partridge Alectoris barbara resident  1997  50 breeding pairs  poor  B2  Least Concern 
Calonectris diomedea resident  1995  500-700 breeding pairs  B1ii, B2, C2, C6  Not Recognised 
European Storm-petrel Hydrobates pelagicus resident  1995  2-10 breeding pairs  good  B2, C6  Least Concern 
Eleonora's Falcon Falco eleonorae breeding  1995  185 breeding pairs  good  A3, A4ii, B1iii, B2, C2, C6  Least Concern 
Audouin's Gull Larus audouinii resident  1995  36-56 breeding pairs  medium  A1, C1  Near Threatened 
Spectacled Warbler Sylvia conspicillata resident  1986  present  A3  Least Concern 
Sardinian Warbler Sylvia melanocephala resident  1986  present  A3  Least Concern 
Subalpine Warbler Sylvia cantillans breeding  present  A3  Least Concern 
Marmora's Warbler Sylvia sarda resident  1997  100 breeding pairs  poor  A3, B3, C6  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
A Nord di Sa Salina (Calasetta) - ITB042209 Habitats Directive 5 protected area overlaps with site 1  
Carloforte Wildlife Reserve 124 protected area contained by site 124  
Costa e Entroterra tra Punta Cannoni e Punta delle Oche - Isola di San Pietro - ITB043035 Birds Directive 1,911 protected area overlaps with site 413  
Isola del Toro - ITB040026 Birds Directive 63 protected area contained by site 63  
Isola della Vacca - ITB040081 Birds Directive 60 protected area contained by site 60  
Isola di San Pietro - ITB040027 Habitats Directive 9,274 protected area overlaps with site 873  
Isola di Sant'Antioco, Capo Sperone - ITB043032 Birds Directive 1,785 protected area contained by site 1,785  
Serra is Tres Portus (Sant'Antioco) - ITB042220 Habitats Directive 261 protected area overlaps with site 62  
Tra Poggio la Salina e Punta Maggiore - ITB042208 Habitats Directive 11 protected area overlaps with site 2  


IUCN habitat Habitat detail Extent (% of site)
Forest   -
Shrubland Sclerophyllous scrub, garrigue and maquis  -
Wetlands (inland) Rivers and streams; Standing brackish and salt water  -
Sea   -
Coastline Rock stacks and islets; Salt marshes; Sand dunes & beaches; Sea cliffs and rocky shores  -
Artificial - terrestrial Arable land; Other urban and industrial areas; Perennial crops, orchards and groves; Ruderal land  -

Land use

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

Protection status National Low International None124 ha of IBA covered by Wildlife Reserve (Carloforte, 124 ha).

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Recommended citation  BirdLife International (2015) Important Bird Areas factsheet: San Pietro and Sant'Antioco islands. Downloaded from on 25/04/2015

To provide new information to update this factsheet or to correct any errors, please email BirdLife