Subspecies in India
This species is listed as Endangered in the IUCN RedList of Threatened Species (https://www.iucnredlist.org/).
Photo Gallery and Species Biology
Hoolock hoolock - Western Hoolock Gibbon
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Western Hoolock Gibbon is an uncommon and non-endemic species. It is distributed in NE India (in Assam and Mizoram), Bangladesh, and west to Chindwin river in Myanmar.
Conservation Status:This species is listed as Endangered in the IUCN RedList of Threatened Species (https://www.iucnredlist.org/).
According to IUCN Red List assessment, its population is declining all over its range. Its population is estimated approximately to 12,000 individuals across its range. Habitat fragmentation by anthropogenic activities such as agriculture, mining and urbanization is the main cause of its population decline apart from hunting for food and medicine.
| State | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | No date |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Andaman and Nicobar Islands | |||||||||||||
| Andhra Pradesh | |||||||||||||
| Arunachal Pradesh | |||||||||||||
| Assam | 2 | 4 | 1 | ||||||||||
| Bihar | |||||||||||||
| Chandigarh | |||||||||||||
| Chhattisgarh | |||||||||||||
| Dadra & Nagar Haveli | |||||||||||||
| Daman & Diu | |||||||||||||
| Delhi | |||||||||||||
| Goa | |||||||||||||
| Gujarat | |||||||||||||
| Haryana | |||||||||||||
| Himachal Pradesh | |||||||||||||
| Jammu and Kashmir | |||||||||||||
| Jharkhand | |||||||||||||
| Karnataka | |||||||||||||
| Kerala | |||||||||||||
| Lakshadweep | |||||||||||||
| Madhya Pradesh | |||||||||||||
| Maharashtra | |||||||||||||
| Manipur | |||||||||||||
| Meghalaya | 1 | ||||||||||||
| Mizoram | |||||||||||||
| Nagaland | |||||||||||||
| Odisha | |||||||||||||
| Paschimbanga | |||||||||||||
| Pondicherry | |||||||||||||
| Punjab | |||||||||||||
| Rajasthan | |||||||||||||
| Sikkim | |||||||||||||
| Tamil Nadu | |||||||||||||
| Tripura | |||||||||||||
| Uttar Pradesh | |||||||||||||
| Uttarakhand | |||||||||||||
| West Bengal | |||||||||||||
| Total | 2 | 4 | 1 | 1 |
Page citation
Anonymous 2024. Hoolock hoolock Harlan, 1834 – Western Hoolock Gibbon. In Bayani, A., R. Chakravarty, and K. Kunte (Editors) (Chief Editors). Butterflies of India, v. 1.13. Published by the Indian Foundation for Butterflies. URL: https://www.mammalsofindia.org/hoolock-hoolock, accessed 2024/09/19.