Electronic bio fouling prevention/protection device(s); ultrasonic antifouling systems; ultrasonic bio fouling prevention/protection device(s); electronic algae prevention, control, protection device(s); ultrasonic algae prevention, control, protection device(s); bio fouling security control systems; all for use in seawater and freshwater systems including pipes, pumps, fixtures, filters, vessel hulls and attachments, ballast tanks, water storage tanks, rigs, rig equipment, ponds, lakes, rive...