Species: Thamnophis ordinoides

Northwestern Gartersnake
Species
    Kingdom
    Animalia
    Phylum
    Craniata
    Class

    Reptilia

    Order

    Squamata

    Family

    Colubridae

    Genus

    Thamnophis

    Classification
    Other Global Common Names
    Northwestern Garter Snake - couleuvre du Nord-Ouest
    Informal Taxonomy
    Animals, Vertebrates - Reptiles - Snakes
    Formal Taxonomy
    Animalia - Craniata - Reptilia - Squamata - Colubridae - Thamnophis
    Migration
    true - true - false
    Non-migrant
    true
    Locally Migrant
    true
    Food Comments
    Feeds mainly on slugs as well as worms, salamanders and frogs.
    Reproduction Comments
    Copulates usually in the spring, less commonly in the fall (Nussbaum et al. 1983). Viviparous. Parturition occurs in summer or early fall. Litter size generally less than 20.
    Length
    66
    NatureServe Global Status Rank
    G5
    Global Status Last Reviewed
    2006-09-07
    Global Status Last Changed
    2001-12-11
    Conservation Status Map
    <img src="http://www.natureserve.org/explorer/servlet/GetMapGif?CA.BC=S4&US.CA=SNR&US.OR=S5&US.WA=S5" alt="Conservation Status Map" style="width: 475px; height: auto;" />
    Global Range
    G - 200,000-2,500,000 square km (about 80,000-1,000,000 square miles) - G - The range includes southwestern British Columbia, western Washington, western Oregon, and extreme northwestern California, including various coastal islands, at elevations from sea level to around 1,680 meters (5,500 feet) (Nussbaum et al. 1981, Brown et al. 1995, Rossman et al. 1996, Ernst and Ernst 2003, Stebbins 2003).
    Global Range Code
    G
    Global Range Description
    200,000-2,500,000 square km (about 80,000-1,000,000 square miles)
    ELEMENT_GLOBAL.2.106394