About this Species 

< Back
Name:Northern Water Snake
Family:Water Snakes
Scientific Name: Nerodia sipedon
Description:Keeled scales. Light brown or gray with dark brown or reddish-brown bands on fore-body and alternating rows of brown and gray blotches on back and sides of hind-body. Light belly with dark brown, orange, yellow, red and gray half-moons. Young are brightly colored; patterned like adults. Adults 24-42 inches in length.
Range:Statewide, but uncommon in the Delta.
Habits and Habitat:Most commonly seen water snake in reservoirs and fast-flowing streams and rivers. Active March-October; active at night during summer. Mating occurs in spring and 6-30 young are born July-September. Feeds on fish and frogs. As with the other water snakes, this snake is often misidentified as the venomous cottonmouth or copperhead and is needlessly killed by uninformed individuals.
Click Photo to Enlarge
Suzanne Collins