Yes. Single waves can be 10 meters or more, the resulting currents and direction changes can easily affect the ocean up to 100 meters down from the surface.
Really, marine engineering is an art, and anything that isn't solidly anchored is going to be the oceans plaything sooner or later.
Really, marine engineering is an art, and anything that isn't solidly anchored is going to be the oceans plaything sooner or later.