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NOAAS ''Davidson'' (S 331) was a
survey ship A survey vessel is any type of ship or boat that is used for underwater surveys, usually to collect data for mapping or planning underwater construction or mineral extraction. It is a type of research vessel, and may be designed for the purpo ...
in commission in the National Oceanic and Atmospheric Administration (NOAA) from 1970 to 1989. Prior to her NOAA service, she was in commission in the United States Coast and Geodetic Survey from 1967 to 1970 as USC&GS ''Davidson'' (CSS 31), the second Coast and Geodetic Survey ship of the name. She was the only
sister ship A sister ship is a ship of the same class or of virtually identical design to another ship. Such vessels share a nearly identical hull and superstructure layout, similar size, and roughly comparable features and equipment. They often share a ...
of .


Construction and commissioning

''Davidson'' was built for the U.S. Coast and Geodetic Survey as a "coastal survey ship" (CSS) and was launched by the
Norfolk Shipbuilding and Drydock Company BAE Systems Electronic Systems (ES) is one of three operating groups of BAE Systems Inc., the North American subsidiary of the British global defence contractor BAE Systems PLC. History BAE Systems acquired Lockheed Martin Aerospace Electronic S ...
at Norfolk, Virginia, on 7 May 1966, sponsored by Mrs. George P. Miller. The Coast and Geodetic Survey commissioned her on 10 March 1967 as USC&GS ''Davidson'' (CSS 31), the second Coast and Geodetic Survey ship to bear the name. When the Coast and Geodetic Survey merged with other agencies to form NOAA on 3 October 1970, she became part of the NOAA fleet as NOAAS ''Davidson'' (S 331).


Operations

With her home port at the Pacific Marine Center, Seattle, Washington, ''Davidson'', along with her only sister ship, ''McArthur'', spent her career conducting hydrographic surveys along the United States West Coast; in Alaskan waters, including in Prince William Sound in 1974, Tracy Arm, Endicott Arm, and Skagway Harbor; in
San Diego Bay San Diego Bay is a natural harbor and deepwater port located in San Diego County, California near the U.S.–Mexico border. The bay, which is long and wide, is the third largest of the three large, protected natural bays on California's of c ...
in 1975; and in the Pacific Ocean. She had a Bathymetric Swath Survey System (a stabilized deep-mapping sonar) and a Hydroplot data-recording system. Taken out of service in 1989, ''Davidson'' was stricken in 1997 without ever having been formally decommissioned.Polmar, Norman, ''The Naval Institute Guide to the Ships and Aircraft of the U.S. Fleet, Seventeenth Edition,'' Annapolis, Maryland: Naval Institute Press, 2001
, p. 614. After her disposal by NOAA, ''Davidson'' was operated for many years by Ocean Services Inc. a company in Seattle and with her home port in
Sitka russian: Ситка , native_name_lang = tli , settlement_type = Consolidated city-borough , image_skyline = File:Sitka 84 Elev 135.jpg , image_caption = Downtown Sitka in 1984 , image_size ...
, Alaska. She was used as a survey and research vessel in the Gulf of Mexico, the
Caribbean The Caribbean (, ) ( es, El Caribe; french: la Caraïbe; ht, Karayib; nl, De Caraïben) is a region of the Americas that consists of the Caribbean Sea, its islands (some surrounded by the Caribbean Sea and some bordering both the Caribbean Se ...
, South America, Alaska, and various locations in the Pacific. In 2002 from Feb 28th through May 11 she was chartered b
Nauticos
to search for Amelia Earhart's Lockheed 10E Electra. She was eventually sold to interests in Nigeria and operates there as a security vessel in the Nigerian offshore oilfields.


Notes


References


NOAA History, A Science Odyssey: Tools of the Trade: Ships: Coast and Geodetic Survey Ships: Davidson
*Couhat, John Labayle, and A. D. Baker III, eds. ''Combat Fleets of the World 1984/1985: Their Ships, Aircraft, and Armament''. Annapolis, Maryland: United States Naval Institute, 1984. . *Prézelin, Bernard, and A. D. Baker III, eds. ''The Naval Institute Guide to Combat Fleets of the World 1990/1991: Their Ships, Aircraft, and Armament''. Annapolis, Maryland: United States Naval Institute Press, 1990. . *Jourdan, David W. ''The Deep Sea Quest for Amelia Earhart''. Cape Porpoise, Maine: Ocellus Productions, 2010. {{DEFAULTSORT:Davidson (CSS 31) Ships of the National Oceanic and Atmospheric Administration Ships of the United States Coast and Geodetic Survey McArthur-class hydrographic survey ships Survey ships of the United States Ships built in Norfolk, Virginia 1966 ships