Data Zone
The site was identified as internationally important for bird conservation in 2004 because it was regularly supporting significant populations of the species listed below, meeting IBA criteria.
Populations meeting IBA criteria ('key species') at the site:| Species | Red List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| Ruddy Shelduck Tadorna ferruginea | LC | winter (2002) | present | A4i |
| White-bellied Heron Ardea insignis | CR | resident (2002) | present | A1, A4i |
| Pallas's Fish-eagle Haliaeetus leucoryphus | EN | resident (2002) | present | A1 |
| Grey-crowned Prinia Prinia cinereocapilla | VU | resident (2002) | present | A1 |
| Year | Protected Area | Designation (management category) | % coverage of IBA |
|---|---|---|---|
| 1999 | Biological Corridor 8 | Biological Corridor (VI) | 5 |
| Habitat | % of IBA | Habitat detail |
|---|---|---|
| Forest | - | Hill evergreen forest (subtropical); Montane coniferous forest (mont temp/subtrop) |
| Wetlands (inland) | - |
Recommended citation
BirdLife International (2025) Important Bird Area factsheet: Ada lake / Puna Tsangchu (Bhutan). Downloaded from
https://datazone.birdlife.org/site/factsheet/ada-lake--puna-tsangchu-iba-bhutan on 26/01/2025.