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Northwestern Salamander

Northwestern salamander is a species of fairly large salamander found in North America. There are two forms of this species, namely the aquatic form and the terrestrial form. The aquatic form is diurnal whereas the salamanders inhabiting the land are nocturnal.

    Kingdom Animalia
    Phylum Chordata
    Class Lissamphibia
    Order Caudata
    Family Ambystomatidae
    Genus Ambystoma
    Scientific Name Ambystoma gracile

    Size Around 8.7 in (22 cm)
    Color Olive-green or brownish upper surface to dark gray to pale white or light brown underside; some individuals may have non-uniform, small, light- colored blotches on the upper surface
    Distribution Alaska, Washington, Oregon, California (United States), Canada
    Habitat Moist environment ranging from grassland to mesophytic forests
    Diet Small invertebrates, tadpoles, snails
    Predators Fish
    Breeding Season January-May
    Mode of Reproduction Oviparous (egg laying)
    Clutch Size 30 to 270 eggs
    Incubation Period 1 to 2 months
    Metamorphosis Period 12 to 14 months
    Reproductive Age 1 year of age
    Average Lifespan In wild: 5 years
    In captivity: 10.2 years
    IUCN Conservation Status Least Concern

    Northwestern Salamander Pictures Gallery

    Published on March 10th 2017 by under Salamanders. Article was last reviewed on 30th September 2019.

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