Chinese Green Tree Viper

Chinese Green Tree Viper

Trimeresurus stejnegeri

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

Closest Relatives at Cuc Phuong National Park

White-lipped Pit Viper
LC

White-lipped Pit Viper

☀️ Diurnal Reptile

Trimeresurus albolabris

Insufficient data
Taiwanese Habu
LC

Taiwanese Habu

☀️ Diurnal Reptile

Protobothrops mucrosquamatus

40–50% · Possible

📅 Monthly Probability

10–20
Jan
40–50
Feb
30–40
Mar
0–10
Apr
10–20
May
50–60
Jun
10–20
Jul
40–50
Aug
60–70
Sep
50–60
Oct
10–20
Nov
60–70
Dec

☀️ When They're Spotted

Most active during daytime hours (6am–6pm) · across all parks (global)

☀️Diurnal
☀️🌙🌙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 Cuc Phuong National Park 🇻🇳 Vietnam
30–40%
2 Taroko National Park 🇹🇼 Taiwan
10–20%

Quick answers

What are the chances of seeing a Chinese Green Tree Viper in Cuc Phuong National Park?

About 37% of visitor-days record a Chinese Green Tree Viper sighting in Cuc Phuong National Park, based on 10 observer-days of citizen-science data from GBIF.

When is the best time to see Chinese Green Tree Viper in Cuc Phuong National Park?

September has the highest sighting rate for Chinese Green Tree Viper in Cuc Phuong National Park in our monthly data.

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