A. No watercraft which has in tow or is otherwise assisting a person on water skis, aquaplane, surfboard or similar contrivances shall be operated or propelled in Lake Whatcom unless such watercraft is occupied by at least two persons, one who is at least 16 years of age who shall be the operator, and one who is at least eight years of age who shall be an observer or ski tender; provided, that this subsection shall not apply to watercraft used in duly authorized water ski tournaments, competitions, expositions, or trials therefor.

B. No watercraft shall have in tow or shall otherwise be assisting a person on water skis, aquaplane, surfboard or similar contrivance from one hour after sunset to one hour before sunrise; provided, that this subsection shall not apply to watercraft used in duly authorized water ski tournaments, competitions, expositions, or trials therefor.

C. All watercraft having in tow or otherwise assisting a person on water skis, aquaplane, surfboard or similar contrivance shall be operated in a careful and prudent manner and at a reasonable distance from persons and property so as not to endanger the life or property of any person.

D. A person being towed on water skis, aquaplane, surfboard or similar contrivance shall conduct himself in a careful and prudent manner and shall remain at all times at least 100 feet from other persons and from the property of others. [Ord. 9682 § 3, 1987; Code 1980 at § 10.12.170].