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Vessel Data and Contact Information for the
White Holly

Last Updated - 4/23/2009
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: USA

NODC Code:

    Call Sign: WDC4970
Owner: Captain Vincent Backen
Operator: Seamen's Training Center Western United States Inc.
Contact: Captain Vincent Backen
Address: 1001 Bridgeway Suite 551
Sausalito, Ca. USA. 94965
Telephone: (707) 552-6053
Fax: -- email please
Year Built: 1944
Ship URL: Link to Ship Home Page

Ship Schedule URL:

Ship Schedule via its Home Page

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Main Dimensions

  Length OA: 39  m
  Breadth: 9  m
  Freeboard to working deck: 1.5  m
  Max. draft: 3  m

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Main Vessel Activity

  Main Activity: Oceanographic Research
  Operating Area: Pacific Ocean
  Navy Grids Supported:

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Capacities and Working Spaces

  Gross tonnage: 141  GRT
  Dry cargo holds: 243  m3
  Fuel: 18000  m3
  Wet Labs Area: 9  m2
  Dry Lab Area: 20  m2
  Fresh Water
 Storage Capacity:
11000  m3
  Fresh Water Generator Capacity: 400  m3/day
  Scientific Clean Water Generation: n/a
  Free Working Deck Area: 81  m2
  Space for container lab: 2 areas - 5 containers possible  m
  Radioactive Isotope Work Areas: No  m

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Range, Speed and Endurance

  Range: 7800  nautical miles
  Cruising Speed: 8.5  kts.
  Max. Speed: 10.9  kts.
  Endurance: 180  days

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  Officers: 3
  Other crew: 5
  Scientists: 12
  Air Conditioned:  Yes

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Data Processing Equipment:

  Computers: Yes - 4 hard drives
  Printing/Plotting: Yes

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CTD Specifications:

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

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Coring Specifications:

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

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Underwater Vehicle Capabilities:

  Underwater Vehicle Support: Mission Supplied
  ROVs: Mission Supplied
  AUVs: Mission Supplied
  Submersibles: Mission Supplied

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Diving Support:

  Diving Capabilities: Yes

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Engineering Design Particulars


Ice Breaking Ability:


Hull Materials:

  Dynamic Positioning Ability: n/a
  Engines: Main engine(s): number:  2   make:  Caterpillar 2 x 353
Power (BHP) each engine:  500
Propeller Diameter:  0.17   m Max. RPM:   400
Total power auxiliary diesels:  120   HP
  Electrical Systems:  


 Voltages: 480
     kVA: 120
    Phases: 3


60  Hz

Stabilized System:   VAC   AMPs    Hz



  12   Volts with  12  Volts Max


Fixed Equipment

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Navigation and Communication:

  Navigational Equipment: Gyro, GPS, Radar, AIS, RDF
  Communications Equipment: SSB, VHF
  Satellite Communications Equipment: Iridium Satellite Phones
  GPS: Yes

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Acoustics and Profiling:

  Echosounders: Dual Range Depth Indicator
  Sonar Type: Seabat 7150-F, 12kHz, 2 degrees x 2 degrees, 24 kHz, 1 degree x 1 degree
  Sea Surface Mapping System: n/a
  Side Scanning: n/a
  Multibeam: Dual frequency Deepwater Multibeam echo sounder (MBES)
  Acoustic Doppler Current Profiler: none
  Silent Ship Operations: none

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  Winches: Unknown  
    Steel Wire Length: Unknown  safe working load:  Unknown
    Conducting Cable Length:  Unknown , safe working load:  Unknown
    Trawl winch length:  Unknown , safe working load:  Unknown
    Other Winches:
      Length:  Unknown , safe working load:  Unknown
  Gantry: Position: n/a

Clearance above deck:  Unknown , and outboard extension:  Unknown


Safe working load at maximum reach:  Unknown

  Crane: Position: Mid ships

Clearance above deck:  15  m  and outboard extension:  7  m


Safe working load at maximum reach:  10  tons

  Other:   2 half ton davids

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Vessel Construction and Maintenance Supervision

  Construction Supervised by: United States Navy
  Classification Society: Unknown
  Others, Specify: Survey supervisor Arthur Waddington
OCEANIC - Ships Schedules & Information Pages
University of Delaware, College of Earth, Ocean, and Environment
Lewes, Delaware  19958
Phone:  (302) 645-4225