[4] According to Dirk J. Stevenson, "the basic color pattern is brown or dull yellow with narrow, alternating light and dark longitudinal lines along the lower sides of the body that break up on the tail into a netlike pattern."

This species of salamander is commonly found in the lower Atlantic Coastal Plain of Georgia.

"[4] Stereochilus marginatus is also likely to be found under natural cover, such as Sphagnum moss or the decaying remains of leaves and other natural materials left behind in riverbeds; they can also sometimes be found underneath the remains of trees in drier environments.

[5] Stereochilus marginatus are one of about 35 species of Plethodontidae that lay aquatic eggs that hatch as swimming larvae.

[4] Both adults and larvae's diets tend to consist of small invertebrates, including arthropods and worms.