(a) A line drawn from the southernmost extremity of Point Whitshed to the easternmost extremity of Hinchinbrook Island.
(b) A line drawn from Cape Hinchinbrook Light to Schooner Rock Light ``1''.
(c) A line drawn from the southwesternmost extremity of Montague Island to Point Elrington Light; thence to the southernmost extremity of Cape Puget.
(d) A line drawn from the southernmost extremity of Cape Resurrection to the Aialik Cape.