Geophysical / Geotechnical Surveys

  • FORCE Power Cable Deployment, Minas Passage, NS – Fall, 2014

    Seaforth supplied high-precision navigation services  on multiple vessels via a wireless network during the deployment of four power cables at the Fundy Ocean Research Centre for Energy (FORCE) tidal turbine berth sites. Seaforth also provided as-laid cable route charts in near real time based on the acquired multibeam data after each cable lay to facilitate…

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  • Hibernia Express Fibre Optic Cable Route Survey, East Coast Canada – Fall, 2014

    On board the RV Coriolis II, Seaforth collected geophysical data for a route survey for the Hibernia Networks Project Express trans-Atlantic cable, which will provide a high-speed communication link between Nova Scotia and UK. Operating in the challenging seabed environment between Nova Scotia and Newfoundland, which is characterized by variable depths and steep slopes, Seaforth…

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  • Environmental Assessment of a Shipwreck, Newfoundland

    Seaforth assisted Sea-Force Diving and the Canadian Coast Guard’s Environmental Response Team in efforts to assess and contain a fuel leak from the M/V Manolis L wreck, located off Change Islands, NL.  Seaforth supplied a USBL, navigation system and personnel to aid in ROV operations for locating fuel leaks, positioning of cofferdams and sandbags over…

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  • Box core and Water Column Sampling Survey, French Guiana

    Seaforth headed to the coast of French Guiana in January for a geotechnical investigation of exploration wells. Well sites were sampled to assess the environmental impact of drilling operations through the use of box cores and a water column sampling carousel. Seaforth provided personnel, a vessel, navigation/positioning systems and environmental sampling equipment for this project.

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  • First subsea cable installed in Minas Passage will carry data from research platform

    Seaforth provided high precision navigation and positioning services for this exciting project with Fundy Ocean Research Centre for Energy (FORCE). Seaforth’s services (multibeam backscatter, high-frequency sidescan sonar) were also applied in the provision of a post-lay survey which actively determined the as-laid position of the data cable on the seafloor. Seaforth will be returning to…

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  • Fiber-optic Cable Route Survey, American Samoa

    In November, Seaforth assisted International Telecom during a multibeam and side scan sonar survey of a proposed fiber-optic cable route between the islands of American Samoa. Within this project, we provided experienced navigation personnel for the precise positioning of all geophysical survey equipment. The surveyed route determined the suitability of cable placement, including the identification of…

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  • UN Commission on Law of the Sea – Pakistani Submission

    During the 33rd session of the United Nation’s Commission on the Limits of the Continental Shelf (CLCS), Seaforth assisted the Pakistani delegation as it met in New York to consider the Submission made by Pakistan. Seaforth consulted on the technical aspects of the presented Submission and assisted the Pakistani delegation in responses to the Subcommission’s…

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  • Benthic Habitat Mapping, Laurentian Channel

    Earlier this month, Seaforth completed a high-resolution multibeam and sub-bottom profile survey of the St. Anns Bank & Laurentian Channel for the Department of Fisheries & Oceans Canada (DFO).  The area of interest is ecologically and biologically significant; selected for a potential establishment of Marine Protected Area (MPA) status. Knowledge of the seafloor diversity through…

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