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The site was identified as important in 2012 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species'):

Species	Current IUCN Red List Category	Season	Year(s)	Population estimate at site	IBA criteria met
Scopoli's Shearwater Calonectris diomedea	LC	breeding	2007-2012	760-940 individuals	C6
Yelkouan Shearwater Puffinus yelkouan	VU	breeding	2007-2012	50-250 breeding pairs	A1, B3, C1, C6
European Shag Gulosus aristotelis	LC	breeding	2005-2012	85-134 breeding pairs	B1i, B3, C2, C6
Audouin's Gull Larus audouinii	VU	breeding	1996-2012	25-50 breeding pairs	A1, B2, C1, C6
Eleonora's Falcon Falco eleonorae	LC	breeding	2005	1,212 breeding pairs	A4ii, B1iii, B2, C2, C6

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2012).

Protected area (PA)	PA designation	PA area (ha)	Relationship of PA with IBA	Overlap of PA with IBA (ha)
Zoni Oikistikon Rythmiseon B2 kai B3 kai Zoni B4 Ethnikou Thalassiou Parkou Alonnisou Voreion Sporadon	Alla	76,410	protected area overlaps with site	0
Zoni Eidikon Rythmiseon B1 Ethnikou Thalassiou Parkou Alonnisou Voreion Sporadon	Alla	133	protected area contained by site	0
Zoni A9: Periochi Eidikon Rythmiseon Ethnikou Thalassiou Parkou Alonnisou Voreion Sporadon	Alla	130,375	protected area overlaps with site	0
Zoni A8: Periochi Eidikon Rythmiseon Ethnikou Thalassiou Parkou Alonnisou Voreion Sporadon	Alla	1,077	protected area contained by site	0
Zones A2, A3, A4, A5 kai A7 periochis A Ethnikou Thalassiou Parkou Voreion Sporadon	Periochi prostasias tis fysis se thalassio parko	5,995	protected area contained by site	0
Zones A1 kai A6 periochis A Ethnikou Thalassiou Parkou Alonnisou Voreion Sporadon	Periochi prostasias tis fysis se thalassio parko	16,149	protected area overlaps with site	0
Voreies Sporades Skopelou	Elenchomeni kynigetiki periochi	6,169	protected area overlaps with site	0
To nisi Piperi stis Voreies Sporades	Diatiriteo mnimeio tis fysis	423	protected area contained by site	0
Piperi Island	Natural Monument	438	protected area contained by site	438
Palouki Dimou Skopelou	Katafygio Agrias Zois	1,517	protected area is adjacent to site	0
Northern Sporades	Marine Park	100,000	protected area contained by site	100,000
Nisia Kyra Panagia; Piperi, Psathoura Kai Gyro Nisides Agios Georgios, Nisoi Adelfoi, Lechousa, Gaidouronisia	Special Protection Area (Birds Directive)	12,935	protected area contained by site	5,049
Ethniko Thalassio Parko Alonnisou Voreion Sporadon	Ethniko Thalassio Parko	230,140	protected area overlaps with site	0
Ethniko Thalassio Parko Alonnisou – Voreion Sporadon; Anatoliki Skopelos	Site of Community Importance (Habitats Directive)	249,151	protected area overlaps with site	191,842
Diaselo Dimou Alonnisou	Katafygio Agrias Zois	1,086	protected area overlaps with site	0
Ag. Ioannis--Trohalo/Litohoriou	Game Refuge	1,226	protected area contained by site	1,226

Habitat (IUCN level 1)	Habitat detail	Extent (% of site)
Forest	Native coniferous woodland	-
Shrubland	Sclerophyllous scrub, garrigue and maquis	-
Marine Coastal/Supratidal		-
Marine Neritic		-

For more information about the IUCN Habitat classification, please click here.

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

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Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Islands and islets of northern Sporades and northwestern coast of Alonnisos. Downloaded from http://datazone.birdlife.org/site/factsheet/islands-and-islets-of-northern-sporades-and-northwestern-coast-of-alonnisos-iba-greece on 03/10/2023.