Clouded Monitor

Clouded Monitor

Varanus nebulosus

Daily sighting probability Insufficient data
at Gunung Leuser National Park
1 Verified sightings at Gunung Leuser National Park From 2019 to 2026
348 Verified sightings across all 7 parks From 2019 to 2026
🌅 Crepuscular When it's spotted at dawn and dusk

About the Clouded Monitor

The clouded monitor (Varanus nebulosus) is a species of monitor lizard, native to Myanmar, Thailand and Laos, Vietnam, to West Malaysia, Singapore, Sumatra, and Java. They are excellent tree climbers. It belongs to the subgenus Empagusia along with the Bengal monitor, the Dumeril's monitor and other monitor lizards. It had previously been listed as a subspecies of Bengal monitor by some herpetologists. It is a diurnal monitor.

Clouded monitors can on occasion grow up to 1.5 metres long. Wikipedia →

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 Daily sighting probability
1 Cat Tien National Park 🇻🇳 Vietnam
~60%
2 Taman Negara National Park 🇲🇾 Malaysia
~50%
3 Kaeng Krachan National Park 🇹🇭 Thailand
~40%
4 Khao Sok National Park 🇹🇭 Thailand
~40%
5 Khao Yai National Park 🇹🇭 Thailand
~20%
6 Khao Luang National Park 🇹🇭 Thailand
Insufficient data
7 Gunung Leuser National Park 🇮🇩 Indonesia
Insufficient data
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