Sailing Yacht SPECIFICATIONS: 
Crew: 8
Length: 13,90 m
Beam: 3,70 m 
Speed:  20+ knots 

Armoured recovery ship SPECIFICATIONS: 
Crew: 8
Length: 20 m
Beam: 10 m 
Dry Weight: 25 tons
Speed:  30+ knots 
Weapons: 2 MG3 7,62mm,  granates

ADVANCED SEAL DELIVERY SYSTEM (ASDS) -- SPECIFICATIONS: 
Crew: 2
Passengers: Up to 16 SEALs, depending on equipment
Length: 65 ft.
Beam: 6.75 ft.
Height: 8.25 ft.
Dry Weight: 55 tons
Range: 125+ mi.
Speed:  8+ knots
Propulsion: 67 hp electric motor (Ag-Zn battery)
Diving Depth: Classified
Masts 2: (Port - periscope, Starboard - Communication + GPS)
Sonar: Forward Looking - detect natural/man-made obstacles, Side Looking - terrain & bottom mapping, mine detection

typical mini-submarine