Coast Night Snake

Coast Night Snake

Hypsiglena ochrorhynchus

Silhouette: Jose Carlos Arenas-Monroy · PhyloPic

Daily sighting probability ~10% · With luck
at Sequoia and Kings Canyon National Parks
7 Verified sightings at Sequoia and Kings Canyon National Parks From 2019 to 2026
14 Verified sightings across all 4 parks From 2019 to 2026
August Best month highest sighting rate
☀️🌙 Day & Night When it's spotted Active throughout day and night

About the Coast Night Snake

Hypsiglena ochrorhynchus, also known commonly as the coast night snake and the spotted night snake, is a species of snake in the subfamily Dipsadinae of the family Colubridae. The species is native to California in the United States and to the Baja California Peninsula in Mexico. There are eight recognized subspecies.

H. ochrorhynchus is oviparous. Eight subspecies are recognized as being valid, including the nominotypical subspecies. Hypsiglena ochrorhynchus baueri Zweifel, 1958 Hypsiglena ochrorhynchus gularis W. Tanner, 1954 Hypsiglena ochrorhynchus klauberi W. Tanner, 1946

Hypsiglena ochrorhynchus martinensis W. Tanner & Banta, 1962 Hypsiglena ochrorhynchus nuchalata W. Tanner, 1943 Hypsiglena ochrorhynchus ochrorhynchus Cope, 1860 Hypsiglena ochrorhynchus tortugaensis W. Tanner, 1946 Hypsiglena ochrorhynchus venusta Mocquard, 1899

The subspecific name, baueri, is in honor of American entrepreneur Harry J. Bauer (1886–1960) for his support of the 1958 Puritan-American Museum expedition to Baja California. The subspecific name, klauberi, is in honor of American herpetologist Laurence Monroe Klauber. Wikipedia →

Closest Relatives at Sequoia and Kings Canyon National Parks

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Cabo Pulmo National Park 🇲🇽 Mexico
Insufficient data
2 El Vizcaíno Biosphere Reserve 🇲🇽 Mexico
Insufficient data
3 Bahía de Loreto National Park 🇲🇽 Mexico
Insufficient data
4 Yosemite National Park 🇺🇸 United States
Insufficient data

Quick answers

What are the chances of seeing a Coast Night Snake in Sequoia and Kings Canyon National Parks?

About 10% of wildlife watchers report a Coast Night Snake sighting in Sequoia and Kings Canyon National Parks, based on 7 verified sightings from GBIF citizen-science data.

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.

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