California

Garter Snake Species Found in California

  1. Santa Cruz Garter Snake
    Thamnophis atratus (Kennicott, 1860)
  2. Sierra Garter Snake
    Thamnophis couchii (Kennicott, 1859)
  3. Western Terrestrial Garter Snake
    Thamnophis elegans (Baird and Girard, 1853)
  4. Giant Garter Snake
    Thamnophis gigas (Fitch, 1940)
  5. Two-striped Garter Snake
    Thamnophis hammondii (Kennicott, 1860)
  6. Checkered Garter Snake
    Thamnophis marcianus (Baird and Girard, 1853)
  7. Northwestern Garter Snake
    Thamnophis ordinoides (Baird and Girard, 1852)
  8. Common Garter Snake
    Thamnophis sirtalis (Linnaeus, 1758)