Oklahoma records
Diamondback Watersnake in Oklahoma
HarmlessNerodia rhombifer

Yes. The Diamondback Watersnake has been recorded in 68 Oklahoma counties. It is non-venomous (harmless). Heavy banded or blotched body, round pupils, and a narrow head — unlike the cottonmouth's broad, blocky head.
Oklahoma counties with Diamondback Watersnake records
68 listed- Cleveland
- Tulsa
- Oklahoma
- Marshall
- McCurtain
- Payne
- Comanche
- McClain
- Woodward
- Canadian
- Wagoner
- Muskogee
- Alfalfa
- Garfield
- Rogers
- Tillman
- Latimer
- Okmulgee
- Kiowa
- Pottawatomie
- Choctaw
- Sequoyah
- Osage
- Atoka
- Johnston
- Cotton
- Nowata
- Le Flore
- Stephens
- Murray
- Jackson
- Bryan
- Blaine
- Beckham
- Noble
- Hughes
- Ellis
- Washington
- Logan
- Lincoln
- McIntosh
- Mayes
- Love
- Kingfisher
- Greer
- Creek
- Caddo
- Roger Mills
- Pittsburg
- Pawnee
- Kay
- Jefferson
- Grant
- Grady
- Dewey
- Washita
- Pontotoc
- Ottawa
- Delaware
- Custer
- Craig
- Carter
- Woods
- Seminole
- Pushmataha
- Okfuskee
- Haskell
- Garvin
See the full Diamondback Watersnake profile or all snakes in Oklahoma.