AB / Fitter (Матрос-слесарь) / AB / Welder (Матрос-сварщик) / AB Seaman (Квалифицированный матрос) / Third Officer (Третий помощник)

AB / Crane Operator, AB Seaman, Boatswain / Bosun

Officer in charge of a navigational watch on ships of 500 gross tonnage or more, Officer on watch (OOW), Second Officer, Third Officer

AB Seaman