RV ''Marcus Langseth'' is a

research vessel A research vessel (RV or R/V) is a ship or boat designed, modified, or equipped to carry out research at sea. Research vessels carry out a number of roles. Some of these roles can be combined into a single vessel but others require a dedicated ...

operated by the

Lamont–Doherty Earth Observatory The Lamont-Doherty Earth Observatory (LDEO) is a research, research institution specializing in the Earth science and climate change. Though part of Columbia University, it is located on a separate closed campus in Palisades, New York. The obs ...

(LDEO) of

Columbia University Columbia University in the City of New York, commonly referred to as Columbia University, is a Private university, private Ivy League research university in New York City. Established in 1754 as King's College on the grounds of Trinity Churc ...

as a part of the University-National Oceanographic Laboratory System (UNOLS) fleet. The ''Marcus G. Langseth'' was dedicated on December 4, 2007, came into service in early 2008, replacing the . ''Marcus G. Langseth'' is intended primarily to collect multichannel seismic data, including 3-D surveys. The ship was purchased from the geophysical survey company

WesternGeco WesternGeco is a geophysical services company. It is headquartered in Schlumberger House on the property of London Gatwick Airport in Crawley, West Sussex. __NOTOC__ Background The company provides reservoir imaging, monitoring, and development ...

in 2004, having previously been named ''Western Legend''. The ''Marcus G. Langseth'' was named for Marcus G. Langseth, a Lamont scientist. In March 2009 Chinese authorities denied the vessel permission to pass between

Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...

and China. In August 2009, ''Marcus G. Langseth'' was named in a Canadian lawsuit seeking to halt its seismic tomography experiment. The lawsuit was dismissed, diplomatic clearance was issued and the ship sailed after a delay of a day.

References

External links

Lamont–Doherty Earth Observatory

LDEO marine operations: R/V ''Marcus G. Langseth'' Specifications
Research vessels of the United States University-National Oceanographic Laboratory System research vessels 1991 ships Columbia University Lamont-Doherty Earth Observatory {{ship-stub