 The heavy California surf proved the landing boats were infeasible for beach landings; the Navy coxswains disembarked their troops too far from the beach, broached their boats, or dispersed the concentration of the landing in scouting out better, safer landing spots.After five standard-type naval boats foundered in four-foot surf, efforts to adapt these were ended.They were criticized for lacking speed and maneuverability and being difficult to handle in surf.