That is to say, they noted the succession of landmarks, distances, bearings, dangers, depths and bottoms on the routes they used.
Le nto yayithethe ukuba yayise iqapheleka olulandelelwano lwebhakana ebonise umda wentsini, umgama, ukunxulumana, ubunzulu nomzantsi okwindlela ababeyisebenzisa.