Desert Nightsnake

Desert Nightsnake

Hypsiglena chlorophaea

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
10–20% · With luck
overall probability at Death Valley National Park

📅 Monthly Probability

<5
Jan
<5
Feb
10–20
Mar
10–20
Apr
0–10
May
<5
Jun
0–10
Jul
20–30
Aug
10–20
Sep
10–20
Oct
10–20
Nov
<5
Dec

🌙 When They're Spotted

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

🌙Nocturnal
☀️🌙🌙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 Death Valley National Park 🇺🇸 United States
10–20%
2 Zion National Park 🇺🇸 United States
10–20%
3 Grand Canyon National Park 🇺🇸 United States
0–10%
4 Joshua Tree National Park 🇺🇸 United States
0–10%

Quick answers

What are the chances of seeing a Desert Nightsnake in Death Valley National Park?

About 11% of visitor-days record a Desert Nightsnake sighting in Death Valley National Park, based on 16 observer-days of citizen-science data from GBIF.

When is the best time to see Desert Nightsnake in Death Valley National Park?

August has the highest sighting rate for Desert Nightsnake in Death Valley National Park in our monthly data.

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