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 system; All for use in seawater and freshwater systems including pipes, pumps, heat exchangers, chiller towers, fixtures, filters, vessel hulls and attachments, balast tanks, water storage tanks, rigs, rig equipment, ponds, lakes, rivers, causeways, water basins, underwater submerged structures and more