It is found along the coasts of the western Atlantic Ocean and Gulf of Mexico from Norfolk, Virginia to Yucatán, including Cuba and the Bahamas.

[2][better source needed] It appears off-white to pinkish in color with the back surface darker and blotched or barred with lighter shades.

[3] Juvenile and adult brown rock shrimp feed on the ocean floor, mainly eating small bivalve mollusks and crustaceans.

[3] Sheepshead, minnows, water boatmen, and insect larvae eat post-larval brown rock shrimp.

[3] Brown rock shrimp are occasionally caught in the Gulf of Mexico but not in quantities large enough to warrant specific management measures.