RV Calypso

RV Calypso is a former British Royal Navy minesweeper converted into a research vessel for the oceanographic researcher Jacques Cousteau, equipped with a mobile laboratory for underwater field research. She was severely damaged in 1996 and was planned to undergo a complete refurbishment in 2009–2011 that has not been accomplished. The ship is named after the Greek mythological figure Calypso.

The research vessel Calypso of Jacques Cousteau arriving in Montreal on 30 August 1980
History
United Kingdom
NameHMS J-826
BuilderBallard Marine Railway Company, Seattle, Washington, United States
Laid down12 August 1941
Launched21 March 1942
CommissionedFebruary 1943
RecommissionedBYMS-2026 (1944)
Decommissioned1946
RenamedCalypso G (1949)
France
OwnerThomas Guinness
OperatorCompagnie Océanographique Française, Nice
RenamedCalypso (1950)
ReclassifiedResearch vessel
RefitFor Cousteau (1951)
FateSunk and raised (1996)
StatusBeing refurbished under the direction of the Cousteau Society
General characteristics
Tonnage294 GRT
Displacement360 tons
Length139 ft (42 m) (43 meters, according to another source)
Beam25 ft (7.6 m)
Draft10 ft (3.0 m)
DecksThree
Installed power2 × 580 hp (430 kW) 8-cylinder General Motors diesel engines
PropulsionTwin screw
Speed10 knots (19 km/h; 12 mph)
Crew27 in captain's quarters, 6 staterooms and crew quarters
Notes
  • Photo and science labs
  • Underwater observation chamber
  • Helicopter landing pad
  • Yumbo 3-ton hydraulic crane
  • Minisub storage hold
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