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Location China (mainland), Henan
Central coordinates 111o 8.00' East  34o 45.00' North
IBA criteria A1, A4i
Area 19,544 ha
Altitude 350 - 450m
Year of IBA assessment 2009





Site description Located in Sanmenxia City, north-west Henan Province. In winter, when the reservoir is storing water, it may extend for 100 km in length and be 5 km wide and the water can be up to 324 m in depth. In summer and autumn, when the water is released from the reservoir, it has a maximum width of 4 km and the shallow areas will be exposed.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Swan Goose Anser cygnoid unknown  2008  present  A1  Vulnerable 
Lesser White-fronted Goose Anser erythropus unknown  2008  present  A1  Vulnerable 
Baer's Pochard Aythya baeri unknown  2008  present  A1  Critically Endangered 
Whooper Swan Cygnus cygnus unknown  2008  present  A4i  Least Concern 
Baikal Teal Sibirionetta formosa unknown  2008  present  A1  Least Concern 
Common Pochard Aythya ferina unknown  2008  present  A4i  Least Concern 
Red-crowned Crane Grus japonensis unknown  2008  present  A1  Endangered 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Henan Yellow River Wetland National Nature Reserve 68,000 protected area contains site 19,544  
Sanmenxia Dam Nature Reserve 19,544 is identical to site 19,544  

Habitats

IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland)   -
Artificial - terrestrial   -

Other biodiversity No information.

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Sanmenxia Dam Nature Reserve. Downloaded from http://www.birdlife.org on 20/08/2014

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