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Location Turkey, Izmir
Central coordinates 26o 52.00' East  38o 32.00' North
IBA criteria A1, A4i, A4iii, B1i, B2, B3
Area 26,160 ha
Altitude 0 - 80m
Year of IBA assessment 2004

Doga Dernegi (Partner Designate)



Site description An extensive coastal wetland situated 25 km north-west of Ýzmir. Shoals and islands separate four saline lagoons (totalling 3,450 ha) from the sea. The site also includes 5,000 ha of saltmarsh and 650 ha of freshwater marsh. Dry grassland and arable land occur north of the commercial saltpans. A fishing cooperative operates in the çilazmak lagoon; the IBA is a popular weekend destination from Ýzmir.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Red-breasted Goose Branta ruficollis winter  2002  119 individuals  A1, B2  Endangered 
Ruddy Shelduck Tadorna ferruginea winter  250-502 individuals  A4i, B1i  Least Concern 
Common Shelduck Tadorna tadorna winter  475-932 individuals  B1i  Least Concern 
Common Teal Anas crecca winter  1999  11,532 individuals  B1i  Least Concern 
Greater Flamingo Phoenicopterus roseus winter  1996  5,000-21,300 individuals  A4i, B1i  Least Concern 
Greater Flamingo Phoenicopterus roseus breeding  3,000 breeding pairs  A4i, B1i, B2  Least Concern 
Eurasian Spoonbill Platalea leucorodia passage  101-150 individuals  B1i  Least Concern 
Egretta garzetta passage  350-1,120 individuals  A4i, B1i  Not Recognised 
Dalmatian Pelican Pelecanus crispus breeding  35-87 breeding pairs  A1, A4i, B1i, B2  Vulnerable 
Dalmatian Pelican Pelecanus crispus winter  350-665 individuals  A1, A4i, B1i  Vulnerable 
Pygmy Cormorant Microcarbo pygmaeus winter  1993  85-1,000 individuals  A1, B1i  Least Concern 
Great Cormorant Phalacrocorax carbo winter  1,000-2,000 individuals  B1i  Least Concern 
Lesser Kestrel Falco naumanni breeding  25-35 breeding pairs  A1  Least Concern 
Burhinus oedicnemus breeding  30-35 breeding pairs  B2  Not Recognised 
Himantopus himantopus breeding  350-1,073 individuals  A4i, B1i  Not Recognised 
Pied Avocet Recurvirostra avosetta passage  2,000-2,400 individuals  A4i, B1i  Least Concern 
Pied Avocet Recurvirostra avosetta winter  350-620 individuals  B1i  Least Concern 
Charadrius alexandrinus winter  1993  532-809 individuals  B1i  Not Recognised 
Charadrius alexandrinus breeding  1,000 breeding pairs  A4i, B1i, B2  Not Recognised 
Spur-winged Lapwing Vanellus spinosus breeding  30-35 breeding pairs  B2  Least Concern 
Little Stint Calidris minuta passage  1,550-2,500 individuals  B1i  Least Concern 
Dunlin Calidris alpina passage  2,000-5,000 individuals  B1i  Least Concern 
Dunlin Calidris alpina winter  1,082-3,421 individuals  B1i  Least Concern 
Collared Pratincole Glareola pratincola breeding  40-50 breeding pairs  B2  Least Concern 
Larus michahellis winter  6,100-40,000 individuals  A4i, B1i  Not Recognised 
Black-headed Gull Larus ridibundus winter  1999  30,990 individuals  B1i  Least Concern 
Mediterranean Gull Larus melanocephalus breeding  250-900 individuals  B3  Least Concern 
Caspian Tern Hydroprogne caspia breeding  65-100 breeding pairs  A4i, B1i, B2  Least Concern 
Sandwich Tern Thalasseus sandvicensis passage  1997  1,450 individuals  B1i  Least Concern 
Sandwich Tern Thalasseus sandvicensis breeding  50-60 breeding pairs  B2  Least Concern 
Common Tern Sterna hirundo breeding  2,300-2,600 breeding pairs  B1i  Least Concern 
Little Tern Sternula albifrons breeding  500-600 breeding pairs  A4i, B1i, B2  Least Concern 
A4iii Species group - waterbirds winter  20,099-126,148 individuals  A4iii   

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Gediz Delta Wetlands of International Importance (Ramsar) 14,900 protected area contained by site 14,900  
Gediz Deltasi SIT (Law on Protection of Cultural and Natural Assets No. 2863) 8,000 protected area contained by site 8,000  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Grassland Steppes and dry calcareous grassland  30%
Coastline Lagoons; Salt marshes; Sand dunes & beaches  50%
Artificial - terrestrial Arable land  20%

Land use

Land-use Extent (% of site)
urban/industrial/transport 20%
fisheries/aquaculture 30%
agriculture 10%
not utilised 40%
tourism/recreation -

Protection status National Partial International Partial8,000 ha of IBA covered by Permanent Wildlife Reserve (Gediz Deltasý, 8,000 ha). 8,000 ha of IBA covered by SÝT (Gediz Deltasý, 8,000 ha). 15,000 ha of IBA covered by Ramsar Site (Gediz, 15,000 ha).

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Gediz Delta. Downloaded from http://www.birdlife.org on 22/09/2014

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