Cottonmouth (Water Moccasin)

Photograph of a cottonmouth (water moccasin)

Source: U.S. National Park Service

The cottonmouth, also called a water moccasin, is a poisonous (venomous) snake found in southeastern and south central North America. They leave one, two, or three puncture marks on the skin, but you won't always see any marks.

ByHealthwise Staff
Primary Medical Reviewer William H. Blahd, Jr., MD, FACEP - Emergency Medicine
Specialist Medical Reviewer Sean P. Bush, MD, FACEP - Emergency Medicine, Envenomation Specialist

Current as ofMay 27, 2016

Current as of: May 27, 2016

Author: Healthwise Staff

Medical Review: William H. Blahd, Jr., MD, FACEP - Emergency Medicine & Sean P. Bush, MD, FACEP - Emergency Medicine, Envenomation Specialist