(a) A line drawn from the easternmost extremity of Kendall Head to latitude 44°54?45? N. longitude 66°58?30? W.; thence to the range marker located in approximate position latitude 44°51?45? N. longitude 66°59? W.

(b) A line drawn from West Quoddy Head Light to latitude 44°48.5? N. longitude 66°56.4? W. (Sail Rock Lighted Whistle Buoy “1”); thence to latitude 44°37.5? N. longitude 67°09.8? W. (Little River Lighted Whistle Buoy “2LR”); thence to latitude 44°14.5? N. longitude 67°57.2? W. (Frenchman Bay Approach Lighted Whistle Buoy “FB”); thence to Mount Desert Light; thence to Matinicus Rock Light; thence to Monhegan Island Light; thence to latitude 43°31.6? N. longitude 70°05.5? W. (Portland Lighted Horn Buoy “P”); thence to Boon Island Light; thence to latitude 42°37.9? N. longitude 70°31.2? W. (Cape Ann Lighted Whistle Buoy “2”).