Plans included: Ormos Skiathou (Nisos Skiathos) (1:50 000) Stenon Alonnisou (1:50 000) Linaria (Nisos Skiros) (1:75 000) Continuation of Maliakos Kolpos (1:190 000) Nisoi Likhades (1:50 000) On this edition the chart specification has been improved to show coloured light flashes. A new plan showing the passage around Nisoi Likhades is included. There has been general updating throughout.