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Location China (mainland), Yunnan
Central coordinates 125o 55.00' East  51o 15.00' North
IBA criteria A1
Area 229,523 ha
Altitude 370 - 1,044m
Year of IBA assessment 2009

Site description Located in Soling District of Da Hinggan Ling Region. Nanweng He Nature Reserve is in a hilly region on the eastern slope of the Da Hinggan Ling mountains, and includes the largest marshes in the Da Hinggan Ling area.

Key Biodiversity 

Non-bird biodiversity: More than 30 mammal species have been recorded, including Alces alces, Cervus elaphus, Felis lynx, Ursus arctos and Vulpes vulpes.

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 passage  2008  present  A1  Vulnerable 
Baer's Pochard Aythya baeri breeding  2008  present  A1  Critically Endangered 
Baikal Teal Sibirionetta formosa unknown  2008  present  A1  Least Concern 
Scaly-sided Merganser Mergus squamatus breeding  2008  present  A1  Endangered 
Oriental Stork Ciconia boyciana breeding  1985  2 breeding pairs  unknown  A1  Endangered 
Hooded Crane Grus monacha breeding  2008  present  A1  Vulnerable 
Blakiston's Eagle-owl Bubo blakistoni resident  2008  present  A1  Endangered 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Nanwenghe Nature Reserve 229,523 is identical to site 229,523  


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

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Nanweng He Nature Reserve. Downloaded from on 24/10/2016

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