IRVSI Header Logo

Vessel Data and Contact Information for the
Umitaka Maru

Last Updated -
Main Activities
Capacities & Workspaces
Range, Speed, Endurance
DP Equipment
CTD Specs
Coring Specs
Underwater Vehicles
Diving Capabilities
Engineering Design
Navigation & Communications
Acoustics & Profiling
Winches, Gantries & Cranes
Country: Japan

NODC Code:

    Call Sign: Unknown
Operator: Tokyo University of Fisheries
Contact: President
Address: Tokyo University of Fisheries
4-5-7, Konan, Minato-Ku
Tokyo 108 japan
Telephone: 03 4711251
Fax: 4501206
Year Built: 1973
Ship URL: Link to Ship Home Page

Ship Schedule URL:


Back to Top

Main Dimensions

  Length OA: 79  m
  Breadth: 12.4  m
  Freeboard to working deck: 4.2  m
  Max. draft: 6.2  m

Back to Top

Main Vessel Activity

  Main Activity: Fisheries
  Operating Area:
  Navy Grids Supported:

Back to Top

Capacities and Working Spaces

  Gross tonnage: 1828  GRT
  Dry cargo holds: 445  m3
  Fuel: 572  m3
  Wet Labs Area: 17  m2
  Dry Lab Area: 88  m2
  Fresh Water
 Storage Capacity:
  Fresh Water Generator Capacity: 18  m3/day
  Scientific Clean Water Generation: Unknown
  Free Working Deck Area: Unknown
  Space for container lab: Unknown
  Radioactive Isotope Work Areas: Unknown

Back to Top

Range, Speed and Endurance

  Range: 5000  nautical miles
  Cruising Speed: 14  kts.
  Max. Speed: 15  kts.
  Endurance: 35  days

Back to Top


  Officers: 12
  Other crew: 20
  Scientists: 47
  Air Conditioned:  Yes

Back to Top

Data Processing Equipment:

  Computers: Unknown
  Printing/Plotting: Unknown

Back to Top

CTD Specifications:

  CTD Aboard: Unknown
  CTD Type: Unknown
  CTD Tow able: Unknown
  CTD Oxygen Sensing: Unknown
  CTD Transmissivity: Unknown
  CTD Fluormeter: Unknown
  CTD Rosette: Unknown

Back to Top

Coring Specifications:

  Coring Capabilities Aboard: Unknown
  Grab Sampler: Unknown
  Box Corer: Unknown
  Gravity Corer: Unknown
  Piston Corer: Unknown
  Multi Corer: Unknown

Back to Top

Underwater Vehicle Capabilities:

  Underwater Vehicle Support: Unknown
  ROVs: Unknown
  AUVs: Unknown
  Submersibles: Unknown

Back to Top

Diving Support:

  Diving Capabilities: Unknown

Back to Top

Engineering Design Particulars


Ice Breaking Ability:


Hull Materials:

  Dynamic Positioning Ability: Unknown
  Engines: Main engine(s): number:  2   make:  Diesel
Power (BHP) each engine:  3320 at 204rpm
Propeller Diameter:  3.2   m Max. RPM:   204
Total power auxiliary diesels:  480   HP
  Electrical Systems:  


 Voltages: 0/450V 0/450V
     kVA: 400/400
    Phases: Unknown


60/60  Hz

Stabilized System:  Unknown  VAC  Unknown  AMPs   Unknown  Hz



  Unknown   Volts with  Unknown  Volts Max


Fixed Equipment

Back to Top

Navigation and Communication:

  Navigational Equipment: radar Loran Decca SatNav Gyro EMLog DopLog
  Communications Equipment: Fax SatCom
  Satellite Communications Equipment: Unknown
  GPS: Unknown

Back to Top

Acoustics and Profiling:

  Echosounders: 120kHz 49kHz
  Sonar Type: Fisheries
  Sea Surface Mapping System: Unknown
  Side Scanning: Unknown
  Multibeam: Unknown
  Acoustic Doppler Current Profiler: Unknown
  Silent Ship Operations: Unknown

Back to Top


  Winches: 2  
    Steel Wire Length: 5000  m,  safe working load:  1  tons
    Conducting Cable Length:  Unknown , safe working load:  Unknown
    Trawl winch length:  Unknown , safe working load:  Unknown
    Other Winches:
      Length:  2500  m , safe working load:  Unknown
  Gantry: Position: Stern

Clearance above deck:  2  m , and outboard extension:  Unknown


Safe working load at maximum reach:  Unknown

  Crane: Position: Unknown

Clearance above deck:  Unknown  and outboard extension:  Unknown


Safe working load at maximum reach:  Unknown

  Other:   Unknown

Back to Top

Vessel Construction and Maintenance Supervision

  Construction Supervised by: Unknown
  Classification Society: Unknown
  Others, Specify: Japanese Govt.
OCEANIC - Ships Schedules & Information Pages
University of Delaware, College of Earth, Ocean, and Environment
Lewes, Delaware  19958
Phone:  (302) 645-4225