So important and so intricate was the art of navigating by soundings that in the most ancient maritime laws it was enacted that the shipmaster approaching an estuary or harbour was bound to take aboard a local pilot.
Into ebalulekileyo nentsokothileyo yayingumzobo wawuboniswa ngabahambi nqanawa ngokuthi benze ingxolo kwindawo zokudada zaselwandle ngokomthetho owawiswa ngumphathi nqanawa bacela kwichweba lomalambo okanye enxwemeni ngokumela abakhweli nqanawa kwindawo zenqwelo moya.