MOVEMENT BY WATER
5-148. Platoons avoid crossing water obstacles when possible. Before crossing, however, leaders should identify weak or nonswimmers and pair them with good swimmers in their squads.
5-149. When platoons or squads must move into, through, or out of rivers, lakes, streams, or other bodies of water, they treat the water obstacle as a danger area. While on the water, the platoon is exposed and vulnerable. To offset the disadvantages, the platoon─
Moves during limited visibility.
Moves near the shore to reduce the chances of detection.