To enable a craft to hover above the surface of the water without advancing it is necessary for there to be a cushion of air between the bottom of the craft and the surface of the water.
Ukubangela ukuba inqwelo itshitshilize ngaphezulu komphandle wamanzi ngaphandle kokuhambela phambili kuyimfuneko kubekho khona ukuze ukhuseleko lomoya phakathi komzantsi wenqwelo nangaphandle kwamanzi.