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Location Turkey, Afyon,Denizli
Central coordinates 29o 56.00' East  38o 14.00' North
IBA criteria A1, A4i, A4iii, B1i, B2
Area 9,725 ha
Altitude 821 m
Year of IBA assessment 2004

Doga Dernegi (Partner Designate)



Ornithological information This site is important for breeding waterbirds and large numbers of wintering wildfowl. Species of global conservation concern that do not meet IBA criteria: Haliaeetus albicilla (seen throughout the year).

Site description Situated at the head of the Büyük Menderes river south of Akdað (IBA 019), this freshwater lake (max. depth 7 m) is fed by streams and springs. The lake stores irrigation water for the surrounding agricultural plains, and high water-levels mean that marsh vegetation is only present where the Kufi channel deposits silt into the lake. The IBA includes Gökgöl marshes (including a max. 300 ha lake) 3 km east of Iþýklý Gölü.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Greater White-fronted Goose Anser albifrons winter  1993  8,178 individuals  B1i  Least Concern 
Red-crested Pochard Netta rufina winter  1993  931-1,060 individuals  A4i, B1i  Least Concern 
Common Pochard Aythya ferina winter  1996  13,740-18,370 individuals  A4i, B1i  Least Concern 
Ferruginous Duck Aythya nyroca winter  1992  97 individuals  A1  Near Threatened 
Squacco Heron Ardeola ralloides breeding  30-40 breeding pairs  B2  Least Concern 
Pygmy Cormorant Phalacrocorax pygmeus winter  1996  40-130 individuals  A1  Least Concern 
Common Coot Fulica atra winter  1996  25,500-190,690 individuals  A4i, B1i  Least Concern 
Whiskered Tern Chlidonias hybrida breeding  110 breeding pairs  B2  Least Concern 
A4iii Species group - waterbirds winter  21,853-211,482 individuals  A4iii   

Habitats

IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Standing freshwater; Water fringe vegetation  90%
Artificial landscapes (terrestrial) Arable land  10%

Land use

Land-use Extent (% of site)
water management 90%
fisheries/aquaculture 50%
hunting 40%

Management considerations Poor water management has led to the lake being emptied on several occasions. High spring water-levels do not permit the development of suitable breeding habitat, and mudflats, important as feeding areas for birds during winter and spring, have been largely eliminated (`Other' threat). Fisheries are uncontrolled, with out-of-season fishing widespread. Hunting is a significant problem, with shooting taking place throughout the winter.

Protection status National None International None

Related state of the world's birds case studies

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Recommended citation  BirdLife International (2013) Important Bird Areas factsheet: Işıklı Lake. Downloaded from http://www.birdlife.org on 23/05/2013

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