Snakes in San Juan County

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  Prairie Rattlesnake

  Crotalus viridis

  ▲ Venomous

  Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.

Every snake recorded in San Juan County

Gopher Snake

Pituophis catenifer

Harmless

Prairie Rattlesnake

Crotalus viridis

▲ Venomous

Western Terrestrial Garter Snake

Thamnophis elegans

Harmless

Pine Snake

Pituophis melanoleucus

Harmless

No photo

Mexican Whip Snake

Masticophis lineatus

Harmless

Striped Whipsnake

Masticophis taeniatus

Harmless

Black-necked Garter Snake

Thamnophis cyrtopsis

Harmless

Glossy Snake

Arizona elegans

Harmless

Sinaloan Nightsnake

Hypsiglena torquata

Harmless

North American Racer

Coluber constrictor

Harmless

Common Coachwhip

Masticophis flagellum

Harmless

California King Snake

Lampropeltis californiae

Harmless

Eastern Kingsnake

Lampropeltis getula

Harmless

Western Milksnake

Lampropeltis gentilis

Harmless

Plains Hognose Snake

Heterodon nasicus

Harmless

Compiled from verified GBIF & iNaturalist observations. Informational only.

Nearby counties