common garter snake

Thamnophis sirtalis

Member of garter snakes (genus Thamnophis)
natricine snakes (subfamily Natricinae)
colubrid snakes (family Colubridae)
snakes (suborder Serpentes)
reptiles (class Reptilia)
animals (kingdom Animalia)

There are no other wild members of this species in the bay area.

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san francisco garter snake
Thamnophis sirtalis ssp. tetrataenia

• cyan top and side stripes with continuous red stripes in between
• dark/black body between stripes
• Santa Cruz mountains

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1 observed taxon / 1 unobserved taxon / 1 key

Chris’s observations: 1 (research grade)

Locations:

• Calero CP

Months:

• Dec.: 1

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Taxon info: iNaturalist

Bay Area species: iNaturalist