(a) The following terms shall have the stated meanings whenever used in this Subpart and Subpart 646-1 of this Title or in documents referenced or prepared by the commission. Other terms defined in section 645-2.1 of this Title shall have the meanings set forth in that section.

1. (1) New recreational activity or use means a recreational activity not introduced on the waters of Lake George as of January 1, 1991.
2. (2) Parasailing means the use of equipment including a parasail and/or chute or similar device, harness, vest, tow craft, take-off and landing craft or similar craft for the purposes of engaging in air-sailing over the waters of Lake George.
3. (3) Personal watercraft (PWC) means a vessel which uses an inboard motor powering a water jet pump as its primary source of motive power and which is designed to be operated by a person sitting, standing, or kneeling on, or being towed behind the vessel rather than in the conventional manner of sitting or standing inside the vessel.
4. (4) Scuba diving means swimming totally submerged with the assistance of a self-contained underwater breathing apparatus and air supply.
5. (5) Seaplane means any aircraft capable of using a water surface for take-off or landing.
6. (6) Take-off and landing craft shall mean any boat, barge, raft or vessel used as a take-off or landing point for parasails or similar devices.
7. (7) Tour boat shall mean any ship, boat, vessel or craft used for the commercial purpose of conveying passengers for a fee.
8. (8) Tour guide shall mean an experienced and skilled operator of a PWC employed and empowered to direct and command other operators who are part of a group or tour.
9. (9) Tow craft shall mean any vessel, craft or device used to pull aloft a parasail.
10. (10) Towing shall mean all those activities where a person, craft or device is pulled or drawn behind another vessel.