email a friend
printable version
Location Japan, Hokkaido
Central coordinates 145o 4.00' East  43o 4.00' North
IBA criteria A1, A3
Area 9,300 ha
Altitude 0 - 10m
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
Steller's Sea-eagle Haliaeetus pelagicus winter  2004  present  A1  Vulnerable 
Red-crowned Crane Grus japonensis breeding  2004  present  A1, A3  Endangered 
Latham's Snipe Gallinago hardwickii breeding  2004  present  A3  Least Concern 
Yellow-breasted Bunting Emberiza aureola breeding  2004  present  A3  Endangered 

IBA Monitoring

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

No known threats no known threats happening now whole area/population (>90%) no or imperceptible deterioration low

Little/none of site covered (<10%)  A management plan exists but it is out of date or not comprehensive  Substantive conservation measures are being implemented but these are not comprehensive and are limited by resources and capacity  low 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Kiritappu Marsh Reserve 2,905 protected area contained by site 2,905  
Kiritappu-shitsugen Wetlands of International Importance (Ramsar) 2,504 protected area contained by site 2,504  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Coastal lagoons; Permanent swamps; Salt marshes  -
Coastline   -

Contribute  Please click here to help BirdLife conserve the world's birds - your data for this IBA and others are vital for helping protect the environment.

Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Kiritappu marsh, Biwase bay. Downloaded from http://www.birdlife.org on 28/12/2014

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