Thales Sonar & Underwater Solutions at NAVDEX 2015 Naval Exhibition in Abu Dhabi, UAE

At NAVDEX 2015 naval defense exhibition currently held in Abu Dhabi, Thales is showcasing its latest sonar solutions:
- The SeeMapper, a turnkey system providing continuous, high-resolution mapping of the sea-bed using a towed synthetic aperture sonar.
- The BlueWatcher hull-mounted sonar and its associated towed array sonar, the Captas-1, represent a new range of compact sonars for surface combatants and patrol vessels displacing 300 tonnes or more.

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Why is the background sound so creepy?