Western Hoolock Gibbon

Western Hoolock Gibbon

Hoolock hoolock

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
50–60% · Likely
overall probability at Namdapha National Park
12 Verified records at Namdapha National Park
March Best month highest sighting rate
🌅 Crepuscular When it's active at dawn and dusk

The western hoolock gibbon (Hoolock hoolock) is a primate from the gibbon family, Hylobatidae. The species is found in Assam, Mizoram, and Meghalaya in India, Bangladesh, and Myanmar west of the Chindwin River. Wikipedia →

50–60% of wildlife watchers report a Western Hoolock Gibbon sighting in Namdapha National Park, based on 12 days of visitor records from GBIF citizen-science data.

📅 Monthly Probability

40–50
Jan
10–20
Feb
70–80
Mar
60–70
Apr
30–40
May
50–60
Jun
40–50
Jul
50–60
Aug
40–50
Sep
50–60
Oct
40–50
Nov
50–60
Dec

🌅 When They're Spotted

Most active at dawn and dusk · across all parks (global)

🌅Crepuscular
☀️🌙🌙12am6am12pm6pm12am

Global Distribution

Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.

where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is)  ·  parks where it occurs — tap a pin for the sighting probability there

Parks Where Found

# Park Country Probability
1 Namdapha National Park 🇮🇳 India
50–60%
2 Kaziranga National Park 🇮🇳 India
30–40%

Quick answers

What are the chances of seeing a Western Hoolock Gibbon in Namdapha National Park?

About 50% of wildlife watchers report a Western Hoolock Gibbon sighting in Namdapha National Park, based on 12 days of visitor records from GBIF citizen-science data.

When is the best time to see Western Hoolock Gibbon in Namdapha National Park?

March has the highest sighting rate for Western Hoolock Gibbon in Namdapha National Park in our monthly data.

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