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Location Bhutan, Dagana,Punakha,Thimphu,Tsirang,Wangdi Phodrang
Central coordinates 89o 55.00' East  27o 22.00' North
IBA criteria A1, A4i
Area 35,000 ha
Altitude 200 - 2,000m
Year of IBA assessment 2004

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Ruddy Shelduck Tadorna ferruginea winter  2004  present  A4i  Least Concern 
White-bellied Heron Ardea insignis resident  2004  present  A1, A4i  Critically Endangered 
Pallas's Fish-eagle Haliaeetus leucoryphus resident  2004  present  A1  Vulnerable 
Grey-crowned Prinia Prinia cinereocapilla resident  2004  present  A1  Vulnerable 


IUCN habitat Habitat detail Extent (% of site)
Forest Hill evergreen forest (subtropical); Montane coniferous forest (mont temp/subtrop)  -
Wetlands (inland)   -

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Ada lake / Puna Tsangchu. Downloaded from on 28/10/2016

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