aground. vessel has the same meaning as ship. wreck includes- (a) any vessel or aircraft which is abandoned, stranded, or in distress, or any equipment or cargo or other articles belonging to or separated from such vessel or aircraft; and (b) any derelict vessel; and (c) shipping containers and property lost overboard or similarly separated from a vessel, other than cargo lost in the course of its unloading or discharge from the vessel while the vessel is in port. waterskiing means being towed barefoot or on an object of any kind other than a vessel. windsurfing means using a board with a sail or sails designed to be operated by a person standing upright on the board. Page 10