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Location China (mainland), Yunnan
Central coordinates 103o 25.00' East  27o 39.00' North
IBA criteria A1, A4i, A4iii
Area 300 ha
Altitude 2,125 - 3,199m
Year of IBA assessment 2009

Site description The main habitats are grassland and wetlands. The IBA is a migration bottleneck where up to one million birds of about 100 species pass through annually between September and November. The total number of herons (Ardeola bacchus, Nycticorax nycticorax etc) is estimated to be more than 20,000 birds.

Key Biodiversity 

Non-bird biodiversity: No information.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Black-necked Crane Grus nigricollis unknown  2008  present  A1, A4i  Vulnerable 
A4iii Species group - waterbirds unknown  2008  present  A4iii   

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Yongshan Maolin. Downloaded from on 26/10/2016

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