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Photo of a Terrestrial Gartersnake

Species profile

Terrestrial Gartersnake

Thamnophis elegans

ReptilesIUCN: Least Concern31.1K iNat observations

Identify Terrestrial Gartersnake (Thamnophis elegans) from a photo: try it free in your browser, or get unlimited IDs, no sign-up, with the CatchRules iPhone app. Plus current fishing rules across 1 jurisdiction.

At a glance

Terrestrial Gartersnake (Thamnophis elegans) is an IUCN Least Concern reptile with specific harvest rules tracked in 1 of 66 jurisdictions covered by CatchRules.

Confirmed by 29,872 research-grade iNaturalist observations, with California, Colorado, and Utah the top jurisdictions by observation count.

Notable details

  • Adults typically reach 18–43 inches long, making them a mid-sized North American snake.
  • Occurs from sea level up to elevations exceeding 10,000 feet in mountain ranges.
  • Eats fish, frogs, salamanders, and slugs — a highly varied diet for a small snake.
  • Gives birth to live young, with litters typically ranging from 4 to 19 snakelets.
  • Releases a foul-smelling musk from tail glands when threatened by predators.

Background

The western terrestrial garter snake (Thamnophis elegans) is a western North American species of colubrid snake. At least five subspecies are currently recognized.

Background excerpt adapted from Wikipedia's Terrestrial Gartersnake article (CC BY-SA). Visit Wikipedia for the full entry.

Frequently asked questions

What is Terrestrial Gartersnake?

Terrestrial Gartersnake (Thamnophis elegans) is an IUCN Least Concern reptile with specific harvest rules tracked in 1 of 66 jurisdictions covered by CatchRules.

What is the scientific name for Terrestrial Gartersnake?

Terrestrial Gartersnake is Thamnophis elegans.

Is Terrestrial Gartersnake regulated for fishing?

Yes — Terrestrial Gartersnake has fishing regulations in 1 U.S. state and/or Canadian province tracked by CatchRules. See the "Jurisdictions with rules" section above for the binding-source links.

How can I identify Terrestrial Gartersnake?

Take a photo with the free CatchRules iPhone app — on-device identification recognizes Terrestrial Gartersnake along with ~1,500 other species. No sign-up, unlimited use.

Photo credit: iNaturalist / Wikipedia. Identification reference only — verify regulations with the issuing wildlife agency before retaining a catch.