Amphibious reconnaissance

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Amphibious reconnaissance is ground and naval reconnaissance in the littoral area bordering coastal or ocean areas. Initially, it is used for preliminary reconnaissance in collecting pertinent information about the beachhead in its permeability and usability for main landing assaults. Specialized recon patrols skilled in boatswain and combatant diving using either amphibious vehicles or rubber crafts to obtain and collect information on the enemy, the topology ashore and inland, and hydrographic surveys for underwater obstacles and mines, and for the purpose of affecting a deception.