Frogs, toads, newts and salamanders, Oregon's amphibians, appear to be declining throughout the state. Willamette Basin native salamanders are:

• Ensatina -- Ensatina eschscholtzii
• Long-toed Salamander -- Ambystoma macrodactylum
• Larch Mountain Salamander -- Plethodon larselli
• Dunn's Salamander -- Plethodon dunni
• Western Red-backed Salamander -- Plethodon vehiculum
• Rough-skinned Newt -- Taricha granulosa
• Pacific Giant Salamander -- Dicamptodon tenebrosus
• Columbia Torrent Salamander -- Rhyacotron kezeri

The frogs and toads from the basin are listed below.

• Red-legged Frog -- Rana aurora (ours is Rana aurora aurora, the northern red-legged frog)
• Foothill Yellow-legged Frog -- Rana boylii (only one population left in the basin)
• Cascades Frog -- Rana cascadae
• American Bullfrog -- Lithobates catesbeianus formerly Rana catesbeiana (not native, but an introduced pest)
• Columbia Spotted Frog -- Rana luteiventris (formerly R. pretiosa)
• Oregon Spotted Frog -- Rana pretiosa
• Tailed Frog -- Ascaphus truei
• Pacific Tree Frog -- Hyla regilla
• Western Toad -- Bufo boreas