The research vessel Knorr is owned by the U.S. Navy and operated by WHOI for the ocean research community. Knorr is best known as the ship that supported a team of WHOI and French researchers in 1985 as they discovered the wreck of the RMS Titanic.
Source: Woods Hole Oceanographic Institution Site

Built: 1969
Length: 279 feet (85 m)
Draft: 16.5 feet (5 m), with bow thruster lowered - 23 ft (7 m)
Displacement: 2,685 LT
Range: 12,000 NM
Laboratories: 2,756 sq. feet
Speed: 11.0 knots cruising
Endurance: 60 days
Fuel Capacity: 160,500 gallons
Mid-Life Overhaul: 1989-1991
Beam: 46 feet (14 m)
Gross Tons: 2,518 T