Classification
Within iNaturalist.org

All Names

  • Scientific Names
    • Thamnophis sirtalis
    • Coluber sirtalis
    • Eutaenia sirtalis
    • Eutainia concinna
    • Eutainia dorsalis
    • Eutainia infernalis
    • Eutainia pickeringii
    • Eutainia sirtalis
    • Eutanaeia sirtalis
    • Tropidonotus bi-punctatus
    • Tropidonotus bipunctatus
    • Tropidonotus concinnus
    • Tropidonotus ordinatus sirtalis
  • German
    • Gewohnliche Strumpfbandnatter
    • Gewöhnliche Strumpfbandnatter
  • English
    • Common Garter Snake
    • San Francisco Garter Snake
  • Spanish
    • culebra listonada común
    • culebra de agua

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Recent observations

Photos / Sounds

What

San Francisco Garter Snake Thamnophis sirtalis ssp. tetrataenia

Observer

dpom

Date

October 29, 2014 02:58 PM PDT

Place

(Somewhere...)

Description

Saw three today, but not an easy task!

Photos / Sounds

What

Common Garter Snake Thamnophis sirtalis

Observer

patrick062011

Date

October 27, 2014 12:29 PM EDT

Place

(Somewhere...)

Description

Weather: partly cloudy and sunny
Temperature: 40-50 Fahrenheit
Habitat: inland lake surrounded by woods

This juvenile snake was found dead. It appeared to have three cuts. Two cuts were near its head, while the other was near the back.

Photos / Sounds

What

San Francisco Garter Snake Thamnophis sirtalis ssp. tetrataenia

Observer

taj

Date

October 26, 2014

Place

(Somewhere...)

Photos / Sounds

What

San Francisco Garter Snake Thamnophis sirtalis ssp. tetrataenia

Observer

tiwane

Date

October 26, 2014 01:15 PM PDT

Place

(Somewhere...)

Description

One San Francisco Garter Snake (Thamnophis sirtalis tetrataenia) passing by another.

San Mateo County, California.

Photos / Sounds

Square

What

Eastern Garter Snake Thamnophis sirtalis ssp. sirtalis

Date

October 25, 2014

Description

This is one of the Garter Snakes I found within twenty feet of the trailhead.

Photos / Sounds

What

Eastern Garter Snake Thamnophis sirtalis ssp. sirtalis

Date

October 25, 2014

Description

Found two Garter Snakes within ten feet of each other not ever 20 feet onto the trail. It was a fairly warm day for October. One was laid out and the other was curled up.

Photos / Sounds

Square

What

Eastern Garter Snake Thamnophis sirtalis ssp. sirtalis

Observer

sarahcarline

Date

October 25, 2014

Photos / Sounds

Square

What

San Francisco Garter Snake Thamnophis sirtalis ssp. tetrataenia

Observer

kevinhintsa

Date

October 24, 2014 01:11 PM PDT

Place

(Somewhere...)

Description

This individual stopped to look at me and I got my first photos of this subspecies . Looks like it was just finishing its molt .

Photos / Sounds

No photos or sounds

What

Eastern Garter Snake Thamnophis sirtalis ssp. sirtalis

Date

October 17, 2014

Description

On the service drive just West of the girls dorm. 2'

Photos / Sounds

Square

What

Common Garter Snake Thamnophis sirtalis

Observer

jjose

Date

June 1, 2013

Photos / Sounds

Square

What

Eastern Garter Snake Thamnophis sirtalis ssp. sirtalis

Observer

camelcreek

Date

September 21, 2014

Description

Eastern gartersnake killbuck lakes park 9-21-2014

Photos / Sounds

Square

What

Eastern Garter Snake Thamnophis sirtalis ssp. sirtalis

Observer

maractwin

Date

October 18, 2014 01:28 PM EDT

Description

Very small, pencil-thick.

View all observations

Description from Wikipedia

The Common Garter Snake (Thamnophis sirtalis) is an indigenous North American snake found widely across the continent. Most garter snakes have a pattern of yellow stripes on a brown or green background and their average length is about 55 cm (22 in), with a maximum length of about 137 cm (54 in). The average body mass is 150 g (5.3 oz).

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Conservation Summary

Source: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. http://www.iucnredlist.org/technical-documents/spatial-data. Downloaded March 2011.
Description: NatureServe