hydrographic reconnaissance

Reconnaissance of an area of water to determine depths, beach gradients, the nature of the bottom, and the location of coral reefs, rocks, shoals, and manmade obstacles.

Dictionary of Military and Associated Terms. US Department of Defense 2005.

Mentioned in

underwater demolition team

References in periodicals archive

Underwater robotic systems are also a part of the family, but because of budgetary constraints and war priorities, the semi-autonomous hydrographic reconnaissance vehicle and others have not been maturing as quickly as the airborne platforms.

Aerial drones going mainstream in naval special Warfare

Once in place, SEALs conducted strategic reconnaissance, early warning patrols, hydrographic reconnaissance, direct action, mine hunting, and combat search and rescue.

The evolution of Naval Aviation and Naval Special Warfare

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