Black Leaf Monkey

Black Leaf Monkey

Semnopithecus johnii

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
70–80% · Very likely
overall probability at Periyar National Park

Closest Relatives at Periyar National Park

Bonnet Macaque
VU

Bonnet Macaque

☀️ Diurnal Mammal

Macaca radiata

50–60% · Likely
Lion-tailed Macaque
EN

Lion-tailed Macaque

☀️ Diurnal Mammal

Macaca silenus

Insufficient data

📅 Monthly Probability

80–90
Jan
70–80
Feb
60–70
Mar
60–70
Apr
70–80
May
40–50
Jun
60–70
Jul
50–60
Aug
50–60
Sep
70–80
Oct
50–60
Nov
70–80
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 Periyar National Park 🇮🇳 India
70–80%
2 Eravikulam National Park 🇮🇳 India
30–40%
3 Nagarhole National Park 🇮🇳 India
Insufficient data

Quick answers

What are the chances of seeing a Black Leaf Monkey in Periyar National Park?

About 75% of visitor-days record a Black Leaf Monkey sighting in Periyar National Park, based on 31 observer-days of citizen-science data from GBIF.

When is the best time to see Black Leaf Monkey in Periyar National Park?

January has the highest sighting rate for Black Leaf Monkey in Periyar National Park in our monthly data.

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