Firm completes major unmanned surveyÂ
![ASV Global and TerraSond completing a hydrographic survey for charting off the coast of Alaska.](https://www.portsmouth.co.uk/webimg/legacy_oak_107537132.jpg?crop=3:2,smart&width=640&quality=65&enable=upscale)
![ASV Global and TerraSond completing a hydrographic survey for charting off the coast of Alaska.](/img/placeholder.png)
ASV Global, working with TerraSond, announced the completion of the hydrographic survey last week.  The 10,649km survey was carried out by an ASV Global C-Worker 5 unmanned vessel alongside the Q105 survey ship acting as the mother vessel.Â
Larry Karl, general manager of ASV Global, said: '˜The C-Worker 5 once again proved itself to be a reliable unmanned vessel for survey with line following precision and excellent sea-keeping ability.'Â
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Hide AdAndrew Orthmann, from TerraSond, said: '˜It allowed us to reduce risk to our personnel while still obtaining the seafloor data important to our client.'Â
ASV Global is based in Murrills Estate, Portchester. Â