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Vessel Data and Contact Information for the
Gwen Drez

Last Updated - 3/2/2004
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: France

NODC Code:

    Call Sign: FZYB
Owner: Institut Franšais de Recherche pour l'Exploitation de la Mer
Operator: Genavir
Contact: Jean Xavier Castrec
Address: Institut Franšais de Recherche pour l'Exploitation de la Mer
155, rue Jean-Jacques Rousseau
92138 Issy-les-Moulineaux Cedex
Telephone: (33) 01 46 48 21 00
Fax: (33) 01 46 48 21 21
Year Built: 1976
Ship URL: Link to Ship Home Page

Ship Schedule URL:


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Main Dimensions

  Length OA: 24.5  m
  Breadth: 7.4  m
  Freeboard to working deck: 1.2  m
  Max. draft: 3.5  m

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Main Vessel Activity

  Main Activity: Coastal Ship
  Operating Area: Atlantic Ocean
  Navy Grids Supported:

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Capacities and Working Spaces

  Gross tonnage: 106.31  GRT
  Dry cargo holds: Unknown
  Fuel: 32  m3
  Wet Labs Area: 15  m2
  Dry Lab Area: 3.6  m2
  Fresh Water
 Storage Capacity:
12  m3
  Fresh Water Generator Capacity: Unknown
  Scientific Clean Water Generation: Unknown
  Free Working Deck Area: 145  m2
  Space for container lab: Unknown
  Radioactive Isotope Work Areas: Unknown

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Range, Speed and Endurance

  Range: Unknown
  Cruising Speed: Unknown
  Max. Speed: 8.5  kts.
  Endurance: Unknown

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  Officers: 4
  Other crew: 3
  Scientists: 5
  Air Conditioned:  No

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Data Processing Equipment:

  Computers: Unknown
  Printing/Plotting: Unknown

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CTD Specifications:

  CTD Aboard: only winch on board
  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: Unknown
  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: Unknown
  ROVs: Unknown
  AUVs: Unknown
  Submersibles: Unknown

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Diving Support:

  Diving Capabilities: Unknown

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Engineering Design Particulars


Ice Breaking Ability:


Hull Materials:

  Dynamic Positioning Ability: Unknown
  Engines: Main engine(s): number:  1   make:  Baudoin 12
Power (BHP) each engine:  440KW
Propeller Diameter:  1.72   m Max. RPM:   312
Total power auxiliary diesels:  106   HP
  Electrical Systems:  


 Voltages: 380V
     kVA: 56
    Phases: 3


50  Hz

Stabilized System:  Unknown  VAC  Unknown  AMPs   Unknown  Hz



  Unknown   Volts with  Unknown  Volts Max


Fixed Equipment

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Navigation and Communication:

  Navigational Equipment: Gyro ANSCHUTZ; Radar Furuno; Olex Software
  Communications Equipment: SMDSM Sailor radio station
  Satellite Communications Equipment: Inmarsat Mini M
  GPS: Differential GPS Receiver NR 103 - Sercel

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Acoustics and Profiling:

  Echosounders: Furuno FCV 1200 28cv 200 KHZ
  Sonar Type: Unknown
  Sea Surface Mapping System: Unknown
  Side Scanning: Unknown
  Multibeam: Unknown
  Acoustic Doppler Current Profiler: Unknown
  Silent Ship Operations: Unknown

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  Winches: 3  
    Steel Wire Length: Unknown  safe working load:  Unknown
    Conducting Cable Length:  400  m , safe working load:  2.1  tons
    Trawl winch length:  1155  m , safe working load:  10.5  tons
    Other Winches:
      Length:  Unknown , safe working load:  Unknown
  Gantry: Position: Deck

Clearance above deck:  4.5  m , and outboard extension:  Unknown


Safe working load at maximum reach:  5  tons

  Crane: Position: Deck

Clearance above deck:  Unknown  and outboard extension:  6.2  m


Safe working load at maximum reach:  0.9  tons

  Other:   Unknown

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Vessel Construction and Maintenance Supervision

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