Washington Amphibians 
Order Caudata: Salamanders
Ambystomatidae: Mole Salamanders Ambystoma gracile, Northwestern Salamander. In and near ponds and slow streams. West of Cascasdes.
Ambystoma macrodactylum, Long-toed Salamander. In many habitats, usually near water. Throughout state.
Ambystoma tigrinum, Tiger Salamander. Larvae in ponds or lakes (occasionally neotenic), adults may be far from permanent water in steppe. East of Cascades.
Dicamptodontidae: Giant Salamanders Dicamptodon copei, Cope's Giant Salamander. Larvae in streams, only rarely undergo metamorphosis in nature. Olympic Peninsula and south and west of Puget Sound.
Dicamptodon tenebrosus, Pacific Giant Salamander. In or near streams or mountain lakes. West of Cascades (but not on Olympic Peninsula).
Rhyacotritonidae: Torrent Salamanders Rhyacotriton cascadae, Cascade Torrent Salamander. In streams. South Cascades.
Rhyacotriton kezeri, Columbia Torrent Salamander. In streams. Coast Range south of Chehalis River.
Rhyacotriton olympicus, Olympic Torrent Salamander. In streams. Olympic Peninsula.
Salamandridae: Newts Taricha granulosa, Rough-skinned Newt. In and near ponds. From east slope of Cascades to coast, including islands.
Plethodontidae: Lungless Salamanders Ensatina eschscholtzi, Ensatina. In forest. Throughout west of Cascades.
Plethodon dunni, Dunn's Salamander. In forest near water. Southwest corner of state.
Plethodon larselli, Larch Mountain Salamander. Mossy talus slopes in forest. South Cascades.
Plethodon vandykei, Van Dyke's Salamander. Rocky or mossy areas near streams and seeps. Olympic Peninsula and local south of Puget Sound in and west of Cascades.
Plethodon vehiculum, Western Redback Salamander. In conifer forest. Throughout west of Cascades.
Order Anura: Frogs
Leiopelmatidae: Bell Toads Ascaphus truei, Tailed Frog. In mountain streams. Olympics, Cascades, Willapa Hills, and Blue Mountains.
Pelobatidae: Spadefoots Scaphiopus intermontanus, Great Basin Spadefoot. Steppe and shrub-steppe, breeding in temporary pools. East of Cascades south of Columbia River.
Bufonidae: Toads Bufo boreas, Western Toad. Many habitats, usually near water. Throughout state except lower elevations of Columbia basin. Declining.
Bufo woodhousii, Woodhouse's Toad. Riparian, steppe and shrub-steppe. Lower Columbia and Snake rivers, along south-central border of state and north of Blue Mountains.
Hylidae: Treefrogs Pseudacris regilla, Pacific Treefrog. Almost ubiquitous, especially near water. Throughout state.
Ranidae: True Frogs Rana aurora, Red-legged Frog. Near or in ponds, especially in forest. West of Cascades.
Rana cascadae, Cascades Frog. In ponds and streams. Cascades and Olympics, above 600 m.
Rana catesbeiana, Bullfrog. In ponds and lakes. Introduced widely throughout lowlands of state.
Rana clamitans, Green Frog. In ponds and lakes. Introduced in Whatcom, King and Stevens counties (persisting?).
Rana luteiventris, Columbia Spotted Frog. In ponds and streams. Widespread in wooded habitats east of Cascade crest.
Rana pipiens, Northern Leopard Frog. In ponds. Lower Columbia and Snake river basins, isolated populations in Okanogan and Spokane counties; perhaps some populations introduced; declining.
Rana pretiosa, Oregon Spotted Frog. In ponds and streams. Formerly widespread west of Cascades, now restricted to one population in central Thurston County, another in northwestern Klickitat County. Compiled by Dennis R. Paulson. From: Dvornich, K. M., K. R. McAllister, and K. B. Aubry. 1997. Amphibians and reptiles of Washington State: Location data and predicted distributions. Volume 2 in Washington State Gap Analysis - Final Report, (K. M. Cassidy, C. E. Grue, M. R. Smith and K. M. Dvornich, eds.), Washington Cooperative Fish and Wildlife Research Unit, University of Washington, Seattle. |