39+ Copperhead Brown Water Snake. These snakes can be a light brown or tan in color with dark. Unlike copperheads, northern water snakes have round pupils, which, as stated previously, is a common characteristic of nonvenomous snakes.
Common the northern copperhead is the only venomous snake species commonly found in fairfax county.
Identification of the venomous copperhead 1. Copperhead snakes are considered a medium sized snake with a wide body and a broad head. Identification of the venomous copperhead 1. Common the northern copperhead is the only venomous snake species commonly found in fairfax county.