Located in position 12°27.58'N, 61°30.51'W, in the south-west corner of Carriacou, it includes all the water within Tyrrel Bay east of a line drawn on longitude 61°31'W. Vessels can anchor in 9.1 to 27.45 metres in the northern outer part of the bay. Anchoring is prohibited in the inner lagoon.
Ships over 200 GRT are subject to compulsory pilotage in the Port of Tyrrel Bay in accordance with Section 54 of the Port Authority Act.
Provided that any vessel's master who satisfies the Authority that he has made a minimum of twenty (20) calls to Tyrrel Bay before the date of this notice may apply to the Authority for an exemption from compulsory pilotage.