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Location Japan, Fukuoka
Central coordinates 130o 21.00' East  33o 37.00' North
IBA criteria A1, A4i
Area 9,000 ha
Altitude 0 - 5m
Year of IBA assessment 2004

Wild Bird Society of Japan

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Black-faced Spoonbill Platalea minor winter  2004  present  A1  Endangered 
Grey-tailed Tattler Tringa brevipes 2004  present  A4i  Near Threatened 
Whimbrel Numenius phaeopus 2004  present  A4i  Least Concern 
Common Greenshank Tringa nebularia 2004  present  A4i  Least Concern 
Terek Sandpiper Xenus cinereus 2004  present  A4i  Least Concern 
Red-necked Stint Calidris ruficollis 2004  present  A4i  Least Concern 
Dunlin Calidris alpina 2004  present  A4i  Least Concern 
Saunders's Gull Saundersilarus saundersi winter  2004  present  A1  Vulnerable 
Pleske's Grasshopper-warbler Locustella pleskei breeding  2004  present  A1  Vulnerable 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Genkai Quasi National Park 10,158 protected area contains site 9,000  


IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Estuarine waters; Intertidal mud, sand or salt flats  -

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Hakata bay. Downloaded from on 15/09/2014

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