THE PROBLEM TerraSond, a product and service line brand for the Geo-services segment within Acteon, was tasked by an offshore wind operator to multiply the offshore work and data collection force for renewables surveys for the local authority. THE SOLUTION As a proof of concept, TerraSond entered a partnership with ASV Global (now L3 ASV) to equip a remotely and autonomously operated 40’ vessel with the necessary survey equipment. We put together a full geophysical survey kit on an atonomous surface vehicle (ASV) to support the primary survey vessel. The survey equipment included an Applanix POSMV, CNAV 3050 GNSS, Veripos GNSS, EdgeTech 4200 SSS, Geometrics TVG, Two R2Sonic 2024 MBES’, Sonardyne Mini Ranger USBL, Innomar Medium SBP, in-situ flow meter, surface sound velocity

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