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

Populations meeting IBA criteria ('trigger species') at the site:

Species	Red List	Season (year/s of estimate)	Size	IBA criteria
Scopoli's Shearwater Calonectris diomedea	LC	breeding (2007–2012)	760–940 birds	C6
Yelkouan Shearwater Puffinus yelkouan	VU	breeding (2007–2012)	50–250 pairs	A1, B3, C1, C6
European Shag Gulosus aristotelis	LC	breeding (2005–2012)	85–134 pairs	B1i, B3, C2, C6
Audouin's Gull Larus audouinii	VU	breeding (1996–2012)	25–50 pairs	A1, B2, C1, C6
Eleonora's Falcon Falco eleonorae	LC	breeding (2005)	1,212 pairs	A4ii, B1iii, B2, C2, C6

Year	Protected Area	Designation (management category)	% coverage of IBA
1980	To nisi Piperi stis Voreies Sporades	Diatiriteo mnimeio tis fysis (Ia)	<1
1980	Piperi Island	Natural Monument (-)	<1
1982	Ag. Ioannis--Trohalo/Litohoriou	Game Refuge (-)	1
1992	Ethniko Thalassio Parko Alonnisou Voreion Sporadon	Ethniko Thalassio Parko (VI)	91
1992	Zoni A9: Periochi Eidikon Rythmiseon Ethnikou Thalassiou Parkou Alonnisou Voreion Sporadon	Alla (VI)	53
1992	Zoni Oikistikon Rythmiseon B2 kai B3 kai Zoni B4 Ethnikou Thalassiou Parkou Alonnisou Voreion Sporadon	Alla (VI)	27
1992	Zones A1 kai A6 periochis A Ethnikou Thalassiou Parkou Alonnisou Voreion Sporadon	Periochi prostasias tis fysis se thalassio parko (Ia)	7
1992	Zones A2, A3, A4, A5 kai A7 periochis A Ethnikou Thalassiou Parkou Voreion Sporadon	Periochi prostasias tis fysis se thalassio parko (II)	3
1992	Zoni A8: Periochi Eidikon Rythmiseon Ethnikou Thalassiou Parkou Alonnisou Voreion Sporadon	Alla (II)	1
1992	Zoni Eidikon Rythmiseon B1 Ethnikou Thalassiou Parkou Alonnisou Voreion Sporadon	Alla (IV)	<1
1992	Northern Sporades	Marine Park (-)	52
2001	Diaselo Dimou Alonnisou	Katafygio Agrias Zois (IV)	<1

Habitat	% of IBA	Habitat detail
Shrubland	83	Sclerophyllous scrub, garrigue and maquis
Forest	5	Native coniferous woodland
Marine Neritic	major (>10)
Marine Coastal/Supratidal	-

Land use	% of IBA
nature conservation and research	100
fisheries/aquaculture	-
agriculture	-

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Islands and islets of northern Sporades and northwestern coast of Alonnisos (Greece). Downloaded from https://datazone.birdlife.org/site/factsheet/islands-and-islets-of-northern-sporades-and-northwestern-coast-of-alonnisos-iba-greece on 23/12/2024.