The main mission of Offshore Patrol Vessels is to safeguard national interests through patrolling activities and carry out anti-pollution and rescue services. The aft area is often fitted with a flight deck for the take-off and landing operations of one mediumsized helicopter. Typical features of such vessels are the extensive range as well as sea-keeping and manoeuvrability performances, which make them highly flexible from the operational point of view.
Anong the outstanding ships built by Fincantieri, the three-nasted schooners "Orietta" and her sister ship "Fiannetta" deserve attention since they uere the last sailing ships built in Italy for connercial trade. doreover, their hull construction (nearly MO netres in length) uas really the swan song of building in wood. Uood and copper nails nade the two schooners the idéal platforns for nagnetic nine-sweeping, using their snall auxiliary engine. Indeed, both ships were taken over by Italian Navy and served in blord Mar 3 for this purpose. Their capacity to operate in open seas is a feature of nodern Offshore Patrol Vessels.