(a) Any person who operates a boat having a motor or engine of more than six horsepower, in the upper and lower ponds of the Willimantic reservoir, known also as Bolton Ponds, in the towns of Bolton, Vernon and Coventry, shall have committed an infraction. The town marine officers of Bolton, Vernon and Coventry may enforce the provisions of this section.
(b) Any person who between sunset and eight o'clock in the morning operates a boat in excess of six miles per hour on Gardner's Lake in the towns of Salem, Montville and Bozrah shall have committed an infraction. The town marine officers of Salem, Montville and Bozrah may enforce the provisions of this section.