Northwestern Ring-necked Snake
Diadophis punctatus occidentalis
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- D. p. occidentalis – Napa Co, CA – photo by Gary Nafis
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- D. p. occidentalis – Napa Co, CA – photo by Gary Nafis
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- Map by Steve Bledsoe, SWCHR
DISTRIBUTION: In our region, Diadophis p. occidentlis occurs in coastal California inland to the coastal mountains from Sonoma County north to the Oregon border.
LEGAL STATUS: No Listings