This small craft shown in this picture is called a Riverine Assault Craft (RAC), manufactured by Swiftships. The RAC was fielded in the Small Craft Company of Headquarters Battalion, Second Marine Division to meet the requirement for Marines to perform high speed riverine operations in support of CINC South, and has since been used in OIF and in trainng Navy Riverine Squadrons. The RAC has a crew of four Marines and can transport 10-15 combat-loaded Marines in up to Sea State Condition 2. The missions that can be assigned to RACs include: armed escort; command, control, and communications; transport; armed reconnaissance; and pursuit/interception.
Specs for the boat are:
Length: 35 feet (10.66 meters)
Beam: 9 feet, 2 inches (2.79 meters)
Draft: 30" (8" on plane) (66.04cm)
Displacement, empty: 13,600 pounds (6,174kg)
Displacement full load: 16,400 pounds (7,455 kilograms)
Speed: 43mph (68.8 km/hr) (31mph (49.6 km/hr) cruise)
Acceleration from Cruise to 40mph: 10 sec
Range: 400 miles (640 kilometers)
Fuel Endurance: 8 hours
Power: Twin 300hp Cummins diesel engines driving Hamilton 271 waterjets
Crew: 4 to 5