AREA TO BE AVOIDED. To avoid the risk of pollution all vessels greater than 45 metres in length shall avoid the area indicated. Exemptions apply to: a. All vessels of the Royal New Zealand Navy. b. All fishing vessels engaged in fishing operations. c. Barges under tow, provided the cargo is not oil or other harmful liquid substances as defined in Annexes I and II of MARPOL. This Area is IMO-adopted.