Agios Efstratios island

IBA Justification

Year of most recent IBA criteria assessment: 2012

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population at site IBA criteria triggered
European Shag Gulosus aristotelis LC breeding 2009 48-60 breeding pairs B3
Eleonora's Falcon Falco eleonorae LC breeding 2005 281 breeding pairs A4ii, B1iii, B2, C2

Note: The current IUCN Red List category may differ from the category that was valid at the time of IBA criteria assessment.

For more information about the IBA criteria, please click here

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Nisos Agios Efstratios Kai Thalassia Zoni Special Protection Area (Birds Directive) 11,299 protected area contained by site 0
Agios Efstratios Kai Paraktia Thalassia Zoni Site of Community Importance (Habitats Directive) 6,284 protected area contained by site 6,284


IUCN Habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland -
Shrubland Sclerophyllous scrub, garrigue and maquis -
Artificial/Terrestrial Perennial crops, orchards and groves, Other urban and industrial areas -
Marine Intertidal -
Marine Coastal/Supratidal -
For further information about the IUCN habitat classification, please click here.

Land use

Land-use Extent (% of site)
agriculture -
not utilised -
For further information about the land-use classification, please click here.

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Agios Efstratios island. Downloaded from on 10/06/2023.