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Location China (mainland), Inner Mongolia
Central coordinates 117o 23.00' East  49o 0.00' North
IBA criteria A1, A4i
Area 740,000 ha
Altitude 550 - 700m
Year of IBA assessment 2009

Site description Located on the Hulun Buir Plateau. The northern tip of the IBA is a hilly area (at around 650-1,000 m), with flat land to the south (at around 550-700 m). The wetlands at Dalai Nur have extensive areas of reed and other water plants.

Key Biodiversity 

Non-bird biodiversity: No information.

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, A4i  Vulnerable 
Baikal Teal Sibirionetta formosa unknown  2008  present  A1  Least Concern 
Lesser Kestrel Falco naumanni unknown  2008  present  A1  Least Concern 
Eastern Imperial Eagle Aquila heliaca breeding  2008  present  A1  Vulnerable 
Greater Spotted Eagle Clanga clanga unknown  2008  present  A1  Vulnerable 
Great Bustard Otis tarda breeding  2008  present  A1  Vulnerable 
Red-crowned Crane Grus japonensis breeding  2008  present  A1  Endangered 
Siberian Crane Leucogeranus leucogeranus passage  2008  present  A1  Critically Endangered 
White-naped Crane Antigone vipio breeding  2008  present  A1  Vulnerable 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Dalai Lake UNESCO-MAB Biosphere Reserve 1,480,000 is identical to site 740,000  
Dalai Lake National Nature Reserve, Inner Mongolia Wetlands of International Importance (Ramsar) 1,480,000 is identical to site 740,000  
Dalaihu Nature Reserve 740,000 is identical to site 740,000  


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

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Dalai Nur Nature Reserve. Downloaded from on 22/10/2016

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