Marsh Brown Snake

verage adult size is 9-13 inches (22.8-33 cm), record is 16 inches (40.8 cm). Adults are small, thin, and may be brownish or grayish, with a light mid-dorsal stripe and fleckings on the sides. There is a row of black spots along both sides of the mid-dorsal stripe. There is a horizontal dark line behind the eye, and a light band across the back of head. There are no dark markings on the labial scales. The belly is tannish to pinkish, with black dots along the edges. The scales are keeled and there are 15-17 dorsal scale rows at midbody. The pupil is round. Juveniles are dark brownish with a light band across the back of head.