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Location Japan, Hokkaido
Central coordinates 144o 25.00' East  43o 7.00' North
IBA criteria A1, A3
Area 33,000 ha
Altitude 0 - 20m
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
Red-crowned Crane Grus japonensis 2004  present [units unknown]  A1  Endangered 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Kushiro Shitsugen National Park 26,861 protected area contained by site 26,861  
Kushiro-shitsugen Wetlands of International Importance (Ramsar) 7,863 protected area contained by site 7,863  


IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Permanent swamps; Riverine floodplains; Rivers and streams  -

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Kushiro marsh. Downloaded from on 25/04/2014

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