Juvenile and Adult

  • Yellow or greenish-coloured stripe along top of back and each side of body; red markings often present between stripes
  • Round pupils
  • Scales keeled (ridge lengthwise on each scale)
  • Usually 7 upper labials
  • Side stripe usually on 2nd and 3rd scale rows
  • Background colour: dark olive to black

Total length: up to 100 cm


  • Most wide-ranging snake in Alberta, the Red-sided Garter Snake is found in the boreal forest, foothills, and parklands regions

May be confused with Plains Gartersnake.


Learn more about the Red-sided Gartersnake

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