Panamint Rattlesnake

Panamint Rattlesnake

Crotalus stephensi

Endemic
40–50% · Likely
overall probability at Death Valley National Park

Closest Relatives at Death Valley National Park

Sidewinder
LC

Sidewinder

🌙 Nocturnal Reptile

Crotalus cerastes

50–60% · Likely
Western Rattlesnake
LC

Western Rattlesnake

☀️🌙 Day & Night Reptile

Crotalus oreganus

10–20% · Possible
Mohave Rattlesnake
LC

Mohave Rattlesnake

☀️🌙 Day & Night Reptile

Crotalus scutulatus

10–20% · With luck

📅 Monthly Probability

10–20
Jan
20–30
Feb
30–40
Mar
60–70
Apr
50–60
May
40–50
Jun
40–50
Jul
10–20
Aug
40–50
Sep
30–40
Oct
20–30
Nov
0–10
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
40–50%
2 Sequoia and Kings Canyon National Parks 🇺🇸 United States
10–20%

Quick answers

What are the chances of seeing a Panamint Rattlesnake in Death Valley National Park?

About 44% of visitor-days record a Panamint Rattlesnake sighting in Death Valley National Park, based on 146 observer-days of citizen-science data from GBIF.

When is the best time to see Panamint Rattlesnake in Death Valley National Park?

April has the highest sighting rate for Panamint Rattlesnake in Death Valley National Park in our monthly data.

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