Coast Night Snake
Hypsiglena ochrorhynchus
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassSquamata
- FamilyColubridae (Colúbrids)
- GenusHypsiglena (Night Snakes)
- SpeciesHypsiglena ochrorhynchus (Coast Night Snake)
Closest Relatives at Sequoia and Kings Canyon National Parks
Gopher Snake
Pituophis catenifer
Western Terrestrial Garter Snake
Thamnophis elegans
Western Aquatic Garter Snake
Thamnophis couchii
California Mountain Kingsnake
Lampropeltis zonata
California King Snake
Lampropeltis californiae
Striped Racer
Masticophis lateralis
Sharp-tailed Snake
Contia tenuis
Coachwhip
Masticophis flagellum
Ringneck Snake
Diadophis punctatus
Long-nosed Snake
Rhinocheilus lecontei
North American Racer
Coluber constrictor
Western Patch-nosed Snake
Salvadora hexalepis
📅 Monthly Probability
☀️🌙 When They're Spotted
Active throughout day and night · across all parks (global)
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 | Sequoia and Kings Canyon National Parks | 🇺🇸 United States | |
| 2 | El Vizcaíno Biosphere Reserve | 🇲🇽 Mexico | |
| 3 | Bahía de Loreto National Park | 🇲🇽 Mexico | |
| 4 | Yosemite National Park | 🇺🇸 United States |
Quick answers
What are the chances of seeing a Coast Night Snake in Sequoia and Kings Canyon National Parks?
About 7% of visitor-days record a Coast Night Snake sighting in Sequoia and Kings Canyon National Parks, based on 7 observer-days of citizen-science data from GBIF.
When is the best time to see Coast Night Snake in Sequoia and Kings Canyon National Parks?
August has the highest sighting rate for Coast Night Snake in Sequoia and Kings Canyon National Parks in our monthly data.