Ala. Code § 9-11-451

Each fee fishing site to be operated hereunder may contain one or more man-made ponds in one tract of leased or owned land. Under no circumstances, however, shall any fishing site as provided for herein, be operated on any public waters of the State of Alabama as defined by Section 9-11-80. The entrance to each fee fishing site shall be clearly marked with a sign, at the top of which shall appear in letters not less than two inches high, the words “LICENSED COMMERCIAL FEE FISHING PONDS”.