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Diamond-backed Watersnake

Nerodia rhombifer


very large 3' to 4' snake dark on top with a lighter belly


ponds and marshy areas


I tried several times to get near this snake, but every time I got with in 6 yards of it, it would slip into the water. The snake was sunning itself on dock of small pond.

1 Species ID Suggestions

Diamond-backed Watersnake
Nerodia rhombifer

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This snake is neither a cottonmouth or a yellow-bellied water snake. It is a Diamond-backed Watersnake - Nerodia rhombifer.

Great Spotting!

JeffMcIntyre 8 years ago

Obviously not a cottonmouth........Yellow-bellied Water Snake.

WayneFidler 8 years ago

this is not a water moccasin, no pits on the face and scales are wrong it is most likely a northern water snake. it is definately a neeodia type watersnake.

Spotted by

Fulton, Missouri, USA

Spotted on May 11, 2013
Submitted on May 12, 2013

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