A fair rating warrants a repainting. Have it done as soon as possible to protect watercraft bottoms from further deteriorating. Beyond making bottom surfaces look great, repainting protects the permeable fiberglass of the hull.
Regular cleaning is also necessary to keep the anti-fouling properties of the paint active. If paint goes “dead” from lack of cleaning, hard growth can begin and potentially penetrate the coating.
Warmer months mean warmer water. Monthly cleaning is recommended during these times. Bi-monthly cleaning can be scheduled for cold water months.