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Location Greece, East Macedonia and Thrace
Central coordinates 26o 0.00' East  41o 7.00' North
IBA criteria A1, A3, B2, C1, C6
Area 50,629 ha
Altitude 0 - 1,044m
Year of IBA assessment 2000

Hellenic Ornithological Society

Site description The site is dominated by mixed Quercus and Fagus forest with Pinus plantations.

Key Biodiversity The area is important for breeding and passage raptors and resident species of forest, scrub and arable land. Breeding birds include seven of the 21 species that are restricted in Europe to the Mediterranean biome (when breeding). Species of global conservation concern that do not meet IBA criteria: Aquila clanga (passage), Aquila heliaca (passage), Falco naumanni.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Egyptian Vulture Neophron percnopterus breeding  3-4 breeding pairs  medium  B2, C6  Endangered 
Cinereous Vulture Aegypius monachus non-breeding  frequent  A1, C1  Near Threatened 
Lesser Spotted Eagle Clanga pomarina breeding  7-8 breeding pairs  medium  B2, C6  Least Concern 
Picus viridis resident  abundant  B2  Not Recognised 
Olive-tree Warbler Hippolais olivetorum breeding  uncommon  A3  Least Concern 
Sardinian Warbler Sylvia melanocephala resident  frequent  A3  Least Concern 
Subalpine Warbler Sylvia cantillans breeding  common  A3  Least Concern 
Western Rock-nuthatch Sitta neumayer resident  present  A3  Least Concern 
Black-eared Wheatear Oenanthe hispanica breeding  common  A3  Least Concern 
Semi-collared Flycatcher Ficedula semitorquata breeding  present  B2, C6  Least Concern 
Black-headed Bunting Emberiza melanocephala breeding  frequent  A3  Least Concern 
Cretzschmar's Bunting Emberiza caesia resident  frequent  A3  Least Concern 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Poulia/Mikrou Dereiou--Soufliou Wildlife Refuge 1,930 protected area contained by site 1,930  
Trion Vryseon/Dadias--Mikrou Dereiou Wildlife Refuge 9,100 protected area contained by site 9,100  


IUCN habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland  51%
Shrubland Sclerophyllous scrub, garrigue and maquis  14%
Grassland Steppes and dry calcareous grassland  6%
Wetlands (inland) Rivers and streams  7%
Artificial - terrestrial Arable land; Forestry plantations  28%

Land use

Land-use Extent (% of site)
agriculture 14%
forestry 85%

Protection status National Partial International None1,930 ha of IBA covered by Wildlife Refuge (Poulia/Mikrou Dereiou-Soufliou, 1,930 ha). 9,100 ha of IBA covered by Wildlife Refuge (Trion Vryseon/Dadias-Mikrou Dereiou, 9,100 ha).

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Dadias-Dereiou-Aisimis forest. Downloaded from on 22/10/2016

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