IRVSI Header Logo

Vessel Data and Contact Information for the

Last Updated - 1/25/2005
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: WTEF
Owner: National Oceanic and Atmospheric Administration
Operator: NOAA Marine and Aviation Operations
Address: NOAA, Pacific Marine Center
1801 Fairview Avenue East
Seattle, WA 98102 USA
Telephone: (206) 442-4794
Year Built: 1968
Ship URL: Link to Ship Home Page

Ship Schedule URL:

Ship Schedule via its Home Page

Back to Top

Main Dimensions

  Length OA: 70.4  m
  Breadth: 12.8  m
  Freeboard to working deck: Unknown
  Max. draft: 4.2  m

Back to Top

Main Vessel Activity

  Main Activity: Hydrography Survey
  Operating Area: Alaskan coastal waters and U.S. Pacific Coast
  Navy Grids Supported: NP2, 3, 5 and 6

Back to Top

Capacities and Working Spaces

  Gross tonnage: 1591  GRT
  Dry cargo holds: 216  m3
  Fuel: 405  m3
  Wet Labs Area: Unknown
  Dry Lab Area: 22  m2
  Fresh Water
 Storage Capacity:
60.6  m3
  Fresh Water Generator Capacity: 26  m3/day
  Scientific Clean Water Generation: Evaporator
  Free Working Deck Area: 50  m2
  Space for container lab: Unknown
  Radioactive Isotope Work Areas: Unknown

Back to Top

Range, Speed and Endurance

  Range: 5898  nautical miles
  Cruising Speed: 12  kts.
  Max. Speed: 14.5  kts.
  Endurance: 22  days

Back to Top


  Officers: 10
  Other crew: 35
  Scientists: 4
  Air Conditioned:  Yes

Back to Top

Data Processing Equipment:

  Computers: Pentium Pro 200mHz PC, HP 340C & 340M: IBM PC. XT & AT: Computer,
  Printing/Plotting: Unknown

Back to Top

CTD Specifications:

  CTD Aboard: SBE 19 SEACAT CTD Profilers
  CTD Type: SeaBird Electronics
  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: Onboard dive air compressor, 17 SCUBA tanks, 7 NOAA certified Divers

Back to Top

Engineering Design Particulars


Ice Breaking Ability:


Hull Materials:

Welded Steel, Ice strengthened
  Dynamic Positioning Ability: Unknown
  Engines: Main engine(s): number:  2   make:  Diesel
Power (BHP) each engine:  2400 at 800rpm
Propeller Diameter:  Unknown
  m Max. RPM:   220
Total power auxiliary diesels:  Unknown
  Electrical Systems:  


 Voltages: 120/450V
     kVA: 375/0
    Phases: 3/1


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 Gyro, X-Band Radar with an ARPA display, Electronic Chart Navigation System ( ECS), Gyrocompass, Tides and Currents Prediction Software
  Communications Equipment: VHF-FM Marine Band Transceivers, HF Marine Band Transceivers, HF Alarm Watch Radio Receiver (2182 kHz), Radio Teletype Capability, Weather Facsimile Receiver, NAVTEX Receiver, Cellular Telephone, E-mail, Portable VHF-FM transceivers
  Satellite Communications Equipment: Inmarsat Standard B Radio Transceiver, Inmarsat Standard C Radio Transceiver
  GPS: Differential Global Positioning System ( DGPS) Receivers

Back to Top

Acoustics and Profiling:

  Echosounders: Knudsen Engineering Limited 320M Marine Echosounder, SeaBeam 1050 D MKII, SeaBeam 1180, Trimble DSM212L
  Sonar Type: Sector-scan, RESON 8101 SONAR Processor,
  Sea Surface Mapping System: Unknown
  Side Scanning: yes
  Multibeam: yes
  Acoustic Doppler Current Profiler: yes
  Silent Ship Operations: Unknown

Back to Top


  Winches: 1  
    Steel Wire Length: 9090  m,  safe working load:  45  tons
    Conducting Cable Length:  3636  m , safe working load:  45  tons
    Trawl winch length:  Unknown , safe working load:  Unknown
    Other Winches:
      Length:  Unknown , safe working load:  Unknown
  Gantry: Position: Midships

Clearance above deck:  Unknown , and outboard extension:  1  m


Safe working load at maximum reach:  Unknown

  Crane: Position: (2) Foredeck, Port and Starboard, (1) Aft Mast

Clearance above deck:  12  m  and outboard extension:  5  m


Safe working load at maximum reach:  2  tons

  Other:   Unknown

Back to Top

Vessel Construction and Maintenance Supervision

  Construction Supervised by: Aerojet-General Shipyard, Jacksonville, FL, USA
  Classification Society: American Bureau of Ship.
  Others, Specify: IMO# 006711003
OCEANIC - Ships Schedules & Information Pages
University of Delaware, College of Earth, Ocean, and Environment
Lewes, Delaware  19958
Phone:  (302) 645-4225