The division of the day into duty periods, usually of four hours duration. Depending on circumstances the period may be increased or decreased with less or more watches per day. To ensure that the watch keepers do not get the same watch every day it is normal practice to have an odd number of watches per 24 hours.
Kukwahlulwa kosuku lube ngamaxesha okusebenza, adla ngokuba ziyure ezine ubude. Ixesha lisenokwandiswa okanye lincitshiswe ngokubhekiselele kwimeko leyo yelo xesha nakwiwatshi. Ukuqinisekisa ukuba abagcini ziwatshi abafumani iwatshi enye mihla le kusisenzo esiqhelekileyo ukuba namanani ayiminqakathi kwiwatshi nganye kwiiyure ezingama-24.