The book includes guidance on the requirements of Chapter VIII (Watchkeeping) of the IMO STCW Convention, the latest changes to Radio Regulatuions and the use of AIS and modern navigation and charting systems. It also includes bridge and emergency checklists for use by ships' masters and navigating officers. A copy should be carried on board every ship. The new edition is also accompanied by a CD version of the text with a search' function.