Snakes

This is a list of snake species found in Iowa. The data in the individual pages is found in the Iowa DNR publication "The Snakes of Iowa" which can be procured from the DNR. The data is reprinted with the permission of the Iowa DNR.

 Colubridae:

Nerodia sipedon, Northern Water Snake

Nerodia rhombifera, Diamondback Water Snake

Nerodia erythrogaster, Yellowbelly Water Snake

Regina grahami, Graham's Crayfish Snake

Storeria occipitomaculata, Red-bellied Snake

Storeria occipitomaculata, Northern Redbelly Snake

Virginia valeriae, Smooth Earth Snake

Tropidoclonion lineatum, Northern Lined Snake

Thamnophis sirtalis parietalis, Redside Garter Snakes

Thamnophis proximus, Western Ribbon Snake

Carphophis amoenus, Western Worm Snake

Opheodrys vernalis, Smooth Green Snake

Opheodrys aestivus, Rough Green Snake

Diadophis punctatus, Prairie Ringneck Snake

Coluber constrictor, Racers

Elaphe obsoleta, Black Rat Snake

Heterodon platyrhinos, Eastern Hognose Snake

Heterodon nasicus, Western Hognose Snake

Viperidae

Subfamily Crotalinae

Sistrurus catenatus, Massasauga

Crotalus horridus, Timber Rattlesnake

Crotalus viridis, Prairie Rattlesnake

Agkistrodon contortrix, Copperhead