Black Leaf Monkey

Black Leaf Monkey

Semnopithecus johnii

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
30–40% · Possible
overall probability at Eravikulam National Park

Closest Relatives at Eravikulam National Park

Tufted Langur
NT

Tufted Langur

☀️ Diurnal Mammal

Semnopithecus priam

Insufficient data
Bonnet Macaque
VU

Bonnet Macaque

☀️ Diurnal Mammal

Macaca radiata

Insufficient data
Lion-tailed Macaque
EN

Lion-tailed Macaque

☀️ Diurnal Mammal

Macaca silenus

Insufficient data

📅 Monthly Probability

10–20
Jan
20–30
Feb
10–20
Mar
40–50
Apr
20–30
May
10–20
Jun
40–50
Jul
40–50
Aug
10–20
Sep
50–60
Oct
10–20
Nov
40–50
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 Eravikulam National Park?

About 36% of visitor-days record a Black Leaf Monkey sighting in Eravikulam National Park, based on 6 observer-days of citizen-science data from GBIF.

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

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

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