Life Jackets: Every vessel except sailboards, including any buoyant device capable of being used as a means of transportation on water, shall carry one U.S. Coast Guard-approved, Type I, II, lIl or V Life Preserver for each person on board. Every vessel except personal watercraft, canoes, kayaks and sailboards, shall carry at least one U.S. Coast Guard-approved throwable flotation device (Type IV) in addition to other required devices. All such devices shall be in good condition and be so placed as to be readily accessible. All passengers and operators of personal watercraft shall wear a U.S. Coast Guard-approved life preserver while the PWC is under way.