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The NOAA Ship McArthur II is a highly capable, multipurpose oceanographic research ship. Acquired from the U.S. Navy in 2002, it was converted by NOAA from a surveillance vessel to a flexible platform capable of missions ranging from manned submersible deployments to whale observations. A diverse complement of small boats and specialized oceanographic equipment allows McArthur II to conduct a wide variety of marine research disciplines. The ship is outfitted with sophisticated data acquisition equipment used to monitor the atmospheric and oceanic environment wherever it travels. These instruments include a thermosalinograph, conductivity-temperature-depth instrument (CTD), and Scientific Computer System (SCS).

Commissioned in May, 2003, this 224-foot/68 meter vessel conducts coastal oceanographic research, marine mammal population studies and environmental assessments throughout much of the eastern Pacific, including the U.S. West Coast, Central and South America. The vessel is operated by NOAA Marine and Aviation Operations (NMAO), and is home ported at NOAA's Marine Operations Center, Pacific (MOP), in Seattle, Washington.

The McARTHUR II carries a complement of 5 officers, 17 crew members and up to 15 scientists. Researchers aboard the McARTHUR II come from many divisions of NOAA, as well as other Federal and state government agencies, and academia.

As was it's predecessor, the McARTHUR, the McARTHUR II is named after William Pope McArthur, a naval officer who conducted the first hydrographic survey of the Pacific coast of the United States, in 1848.

Information and images are from the vessel's web site.
 
Vessel Ownership | Vessel Activities and Operating Areas | Primary Logistics Provider | Scheduling Process | Vessel Characteristics | Vessel Performance and Capabilities | Accommodations | Communications and Data Systems | Laboratory Space | Science Support Equipment | Onboard Science Equipment | CTD Equipment | A-Frames | Cranes
Vessel Ownership
Vessel name:   McArthur II   
Vessel nationality:   United States   
Vessel owner:   National Oceanic and Atmospheric Administration: NOAA
Vessel operator:   NOAA Marine and Aviation Operations (NMAO),
Marine Operations Center, Pacific.
 
Homeport:   Seattle, Washington, USA   
Vessel web page:   http://www.moc.noaa.gov/mt/index.html
 
Vessel Activities and Operating Areas
Vessel's main activity:   Oceanographic and biological research
Vessel operating areas:   Mainly eastern Pacific Ocean, including North Pacific. Capable world-wide.
 
Primary Logistics Provider
Organization:   NOAA Marine Operations Center Pacific
Name and title of contact person:   CDR Mark Ablondi   
Address:   Chief, Operations Division
Marine Operations Center, Pacific
1801 Fairview Avenue East
Seattle, WA 98102-3767

 
Telephone:   206-553-4548   
E-mail:   ChiefOps.MOP@noaa.gov   
Contact person or agency web page:   http://www.moc.noaa.gov/mop.htm   
 
Scheduling Process
Scheduling agency:   NOAA Marine and Aviation Operations
Scheduling contact :   Ship Time Request forms and instructions can be obtained online at
http://www.moc.noaa.gov/all_ships/ship_request.htm
Process description:   A formal request for ship time is submitted on a Ship Time Request Form (NOAA Form 77-65). This form should be submitted at least one year or more in advance of the planned cruise. Once the requestor completes the form and it has been passed through the requestor's chain of command, it is submitted to NMAO Headquarters (Program Services Division).
For a full description of this process, and timeline, see the NOAA web site at:
http://www.moc.noaa.gov/all_ships/procedure.htm
 
Vessel Characteristics
Vessel type:   Dedicated research vessel   
Vessel length in meters:  68.3  
Vessel length in feet:  224  
Beam (Breadth) in meters:  13.1  
Beam in feet:  43  
Draft in meters:  4.6  
Draft in feet:  15  
Displacement GRT:  1914  
Year built:  2003  Originally built in 1985, the McArthur II was refitted by NOAA in 2002 and commissioned in 2003.
 
Vessel Performance and Capabilities
Cruising speed (knots, open water):  11  
Range in nautical miles:  8000  
Range in km:  14816  
Endurance (days):  45  
Propulsion power:   Main Propulsion: 1600 HP (Two Diesel Electric motors @ 800 HP each)
Bow Thruster: 550 HP
Fuel capacity:   224,000 gal, #2 diesel   
 
Accommodations
Scientist berths:  15  
Crew berths:  22  Single staterooms: 18
Double staterooms: 8
Quadruple staterooms: 1

 
Communications and Data Systems
High Frequency SSB (SEA 330)

SEA Inc. 300-watt high frequency transceiver. The transceiver covers a frequency range from 1.6 to 29.9 MHz. The system is set up with one operating station fixed in the Radio/Chart room and one voice capable station in the computer room.

Global Maritime Distress and Safety System (GMDSS)

Full suite of GMDSS communications equipment. The high frequency transceiver is a 250-watt output unit capable of operation on all ITU standard channels and digitally selective calling of another GMDSS equipped unit. The HF transceiver is located on the bridge. The VHF-DSC transceivers, of which the ship carries two, is a 25-watt output digital selective call equipped marine channel transceiver. Both VHF-DSC transceivers are located on the bridge. The GMDSS Standard C Inmarsat is capable of sending and receiving store and forward telex messages. The Standard C is located in the Radio room. Also carried on board are several Emergency Position Indicating Radio Beacons (EPIRB) and Search and Rescue Radar Transponders (SART).

 VHF Radios

Four fixed VHF radios with eight channels preprogrammed with a selection of marine band and NOAA frequencies. These radios are located on the bridge. The ship also carries a selection of hand held VHF radios available for operational use.

Satellite Systems

The ship's satellite communication systems include:
• INMARSAT Standard B Radio Transceiver
• INMARSAT Standard C Radio Transceiver .
• INMARSAT MINI-M
• Iridium phone

E-mail

An account on the ship's e-mail system can be established for visiting scientists, by the shipboard electronics staff. The ship exchanges messages with the shore two times a day, when at sea.
 
Laboratory Space
ALIAS is seeking information on the laboratory spaces on the McArthur II
 
Science Support Equipment
Small boats


The McARTHUR II carries two rigid-hulled inflatable boats (RHIB). These can be used for a wide range of activities, including personnel and cargo transfer, rescue operations, diving, and various types of sampling.

21 ft working RHIB, Zodiac. 130 hp Yamaha outboard, GPS and Fathometer
18 ft rescue RHIB. Willard. 20 hp Johnson outboard
 
Onboard Science Equipment
Atmospheric/Meteorological Equipment:   Barometer

One installed barometer with digital output manufactured by Atmospheric Instruments. Data is output in millibars and is recorded on SCS and available for scientific use.
Acoustic/Bathymetric Equipment:   Echo Sounder - Shallow Water

Abyss IES-10 Echo sounder (12 kHz and 200 kHz) is located on the bridge and is used strictly for navigational purposes.

Oceanographic equipment:   Autosalinometer

One Guildline model 8400 autosalinometer capable of precision salinity calculation

Thermosalinograph (TSG)

The Seabird Electronics SBE-45 thermosalinograph is plumbed into the Wet Lab and measures the conductivity and temperature of the water. The hull intake is 3 meters below the water line. The data is recorded on SCS and is available for scientific use.

Expendable Bathythermograph (XBT)

There is a Sippican MK-12 XBT system with a portable launcher that is available for scientific use. The user must supply XBT probes.
 
CTD Equipment
One Seabird Electronics Model 9/11 Plus CTD system with SBE-32 12-position carousel water sampler. The SBE 9 Plus underwater assembly has a depth capacity of 6800 meters and a conductivity/temperature sensor pair. The data is acquired with the Windows version of SBE's Seasave software.
 
A-Frames



One stern-mounted moveable A-frame:
Clearance overside: 8 ft.
Useable width: 8 ft. 2 in.
Max. vertical clearance (deck to pad eye): 9 ft. 8 in.
Lifting capacity: 8,000 lbs.

 
Cranes



Telescoping Boom


Manufacturer: North American Crane Equipment
Boom length (extended): 32 ft.
Location: 01 Deck - aft
Lifting capacity, boom extended: 2,030 lbs.

Work Boat Davit

Manufacturer: Allied Systems Co.
Boom length: 22 ft.
Location: 02 Deck, starboard, aft
Safe working load (SWL): 5,300 lbs.

Rescue Boat Davit

Manufacturer: Schat-Marine Safety Corporation
Location: 02 Deck, port, aft
Safe Working Load (SWL): 4,720 lbs.
 
   

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