Petroleum Geo Services (PGS) has commenced a 26,000 sq km 3D seismic survey in Angola’s pre-salt province

Norwegian seismic contractor, Polarcus, has announced it is to begin a 3D seismic survey later this month off West Africa

CGGVeritas has announced that its subsidiary Sercel has acquired the assets of Geophysical Research Company

Norwegian geoscience data services firm TGS has announced that it has reached an agreement with Angolan state oil firm Sonangol to begin a 3D multi-client survey