4th Officer (Четвертый помощник) / AB Seaman (Квалифицированный матрос) / Junior officer (Младший офицер)

Third Officer, AB Seaman, Junior officer, Officer on watch (OOW), Second Officer

AB Seaman, Boatswain / Bosun, Seamen

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

Second Officer, Third Officer, Junior officer