The Northern Water Snake - Nerodia sipedon sipedon - a common, non-venoemouswater snake. Often mistaken for the Eastern Cottonmouth or Water Mocassin,Agkistrodon piscivorus. The known range for the latter does not extend furthernorth than the Grea
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Photographer: Mary Hollinger
Affiliation: NODC biologist
Date: 1994 October 8
Location: Maryland, Patuxent River
Subject: Coastline
Subject: Chesapeake Bay Maryland
Subject: Fauna Reptile
Subject: Reptiles