La. R.S. 56:678

The holder of a hunting license issued by the state of Mississippi shall have the same rights and privileges to hunt wild game birds and quadrupeds upon islands in and the waters of the Mississippi River and the Pearl River and other land resulting from accretion along the Mississippi River and the Pearl River where those rivers form the boundary between the states of Louisiana and Mississippi as are provided by law for the holder of a Louisiana hunting license. This Section shall take effect and become operative if and when the state of Mississippi grants reciprocal privileges to the holders of hunting and fishing or angling licenses issued by the state of Louisiana.