HOUSTON (13 November 2013) - TGS, in partnership with Dolphin Geophysical, will commence acquisition of a new 3D multi-client survey, Olho de Boi, covering 5,000 km² offshore Brazil.  The survey is designed to image pre-salt plays in the hydrocarbon rich Campos Basin and is located northeast of the.

ASKER, NORWAY (7 November 2013) - TGS, in partnership with BGP, has commenced acquisition of 2D seismic, gravity and magnetic multi-client surveys offshore Madagascar utilizing the M/V Challenger.  The surveys, MAJ-13 and MS-14, will add 7,025 km of new 2D seismic data to extend and infill the.