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Location Japan, Niigata
Central coordinates 138o 53.00' East  37o 49.00' North
IBA criteria A4i
Area 251 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
Tundra Swan Cygnus columbianus winter  2004  present  A4i  Least Concern 

IBA Monitoring

2010 low not assessed low
unset
Poor - based on little, or potentially unreliable/unrepresentative, data

Natural system modifications other ecosystem modifications likely in long term (beyond 4 years) small area/few individuals (<10%) no or imperceptible deterioration low

Whole area of site (>90%) covered by appropriate conservation designation  A management plan exists but it is out of date or not comprehensive  Unknown  low 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Sado - Yahiko -Yoneyama Quasi National Park 29,464 protected area contains site 251  
Sakata National Wildlife Special Protected Area 251 is identical to site 251  
Sakata Wetlands of International Importance (Ramsar) 76 protected area contained by site 76  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Freshwater lakes and pools  -

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Lake Sakata. Downloaded from http://www.birdlife.org on 18/12/2014

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