Graham's Crayfish Snake (Regina grahamii)
Description: 18 - 32 inches. Graham's Crayfish Snakes are brown to gray on the back, and a lighter tan or buff color on the lower sides. The belly is also light colored and usually unmarked, but it may have a row of dark spots down the middle. There may be a faint stripe running down the center of the back.
Similar Species: Lined Snakes have a distinct stripe down the center of the back, and two rows of half-moon shaped blotches on the belly. Smooth Earth Snakes are mostly uniform in color, rather than having a two toned appearance.