A line drawn from the southernmost extremity of Fossil Point to the seaward extremity of Whaler Island Breakwater. [CGD 77-118a, 42 FR 35784, July 11, 1977. Redesignated by CGD 81-017, 46 FR 28154, May 26, 1981, and CGD 87-008b, 52 FR 25218, July 6, 1987]