Little Lagoon is a 10 miles long and 1/2 mile wide on the north side of the Gulf of Mexico on the Alabama coast. It is separated from the Gulf by a 1/2 mile wide strech of beach known in Gulf Shores as West Beach. Its brackish water is mix of overflow from the mostly fresh water Lake Shelby and salt water from the Gulf of Mexico that enters through the pass 3 miles west of Gulf Shores Parkway (St. Hwy. 59) under the Lee Callaway Bridge on West Beach Boulevard (St. Hwy. 182).
