Marino-class diving support vessel

The Marino class of diving support vessels consists of two units operated by the Italian Marina Militare. The vessels are used by Comando Subacquei Incursori (COMSUBIN) for training and operational duties and are named MAS Motoscafo Appoggio Subacquei (DSV Diving Support Vessel).

Class overview
Name	Marino class
Builders	Crestitalia shipyard, Ameglia (La Spezia)
Operators	Italian Navy
In commission	1985
Planned	2
Completed	2
Active	2
General characteristics
Type	Diving support vessel
Displacement	97 t (95 long tons) full load [1]
Length	25.8 m (85 ft)
Beam	6.9 m (23 ft)
Draught	1.2 m (3.9 ft)
Propulsion	2 x Diesel engines Isotta Fraschini ID-36-SS12V (559 kW (750 hp) each)
Speed	28 knots (52 km/h; 32 mph)
Range	240 nautical miles (440 km; 280 mi)
Crew	9 1 official 8 sailors
Sensors & processing systems	2 x GEM Elettronica SPN-753 navigation radar, X band
Notes	hyperbaric chamber on Alcide Pedretti

Features

Alcide Pederetti is assigned to diving support and for submarine rescue operations ^[2] It's fitted with:

• a hyperbaric chamber^[3] DRASS Galeazzi, for 4+2 persons.
• diving support equipment, until -80 m deep.

Ships

Italian Navy - Marino class
Name	Pennant number	Initial number	Laid down	Launched	Commissioned	Motto
Mario Marino	Y 498	MEN 213		1984	1985	Semper
Alcide Pedretti	Y 499	MEN 214		17 May 1984	4 May 1985	Semper