Blotched Water Snake

Nerodia erythrogaster transversa

Description 4

NOT venomous but may bite if harassed. Typically found in and around bodies of water. Head is only slightly wider than neck, keeled scales, round pupils. Stocky body with a pattern of large dark blotches down the spine, smaller blotches down the sides. Bold pattern when young, darkens with age. Typically 30 inches up to 4 feet (76 to 120cm) in length. (J. R. Dixon and J. E. Werler, Texas Snakes: A Field Guide, University of Texas Press, 2000.)

Sources and Credits

  1. (c) David Barker, some rights reserved (CC BY-NC), http://www.inaturalist.org/photos/602817
  2. (c) jameswbeck, some rights reserved (CC BY-NC), uploaded by James W. Beck, http://www.inaturalist.org/photos/1520605
  3. (c) amberleung, all rights reserved, uploaded by Amber Leung, http://www.inaturalist.org/photos/4986866
  4. (c) Amber Leung, some rights reserved (CC BY-SA)

More Info

iNat Map

Pupils round
Scales keeled
Type not venomous
Colors black, brown, tan