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Location India, Nagaland
Central coordinates 94o 21.00' East  25o 41.00' North
IBA criteria A1, A2
Area 4,000 ha
Altitude 1,600 - 2,426m
Year of IBA assessment 2004

Bombay Natural History Society

Site description Located in Phek district in southern Nagaland, Mount Zanibu IBA is known for its lake, rich forest and for the presence of Blyth’s Tragopan Tragopan blythii and Rufous-necked Hornbill Aceros nipalensis. The lake is known as Dzudu and is surrounded by dense forest (Choudhury 2002a). This IBA is hilly, with Mount Zanibu being the highest point at 2,426 m above msl. The area is covered with primary Subtropical Broadleaf forest, with small areas of Temperate Broadleaf forest on the hill tops.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Blyth's Tragopan Tragopan blythii resident  2004  present  A1, A2  Vulnerable 
Mrs Hume's Pheasant Syrmaticus humiae resident  2004  present  A1  Near Threatened 
Pale-capped Pigeon Columba punicea resident  2004  present  A1  Vulnerable 
Rufous-necked Hornbill Aceros nipalensis resident  2004  present  A1  Vulnerable 
Streak-throated Barwing Actinodura waldeni 2004  present  A2  Least Concern 
Grey Sibia Heterophasia gracilis 2004  present  A2  Least Concern 
Beautiful Sibia Heterophasia pulchella 2004  present  A2  Least Concern 
White-naped Yuhina Yuhina bakeri 2004  present  A2  Least Concern 


IUCN habitat Habitat detail Extent (% of site)
Forest   -
Artificial - terrestrial   -

Land use

Land-use Extent (% of site)
agriculture -
Notes: Agriculture
forestry -
Notes: Forestry

Acknowledgements Key contributors: Anwaruddin Choudhury, Khekiho Sohe and Thomas Kent.


Choudhury, A. U. (2002a) Major inland wetlands of north-eastern india. A report submitted to SACON, Coimbatore. Pp. 49.

Choudhury, A. U. (2002b) Survey of Mrs. Hume’s Pheasant: NE India. Final Report to OBC, UK Technical Report No. 5 of The Rhino Foundation for Nature NE India, Guwahati. Pp. 30.

Ripley, S. D. (1952) A collection of birds from the Naga Hills. J. Bombay Nat. Hist. Soc. 50: 475- 514.

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Mount Zanibu. Downloaded from on 23/09/2014

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