Plans included:Whitton Marine (1:6000)Chatham Marina (1:10 000)Gillingham Marina (1:10 000)River Medway Continuation (1:25 000)Entrance to the River Medway (1:42 500)This edition includes the latest official UKHO data combined with additional information sourced from Imray's network to make it ideal for small craft. It includes the latest official bathymetric surveys. The inset plan of Port Werburgh has been replaced by a new plan of Chatham Marina and the River Thames Sea Reach plan has been replaced by a plan showing the entrance to the River Medway. There has been general updating throughout.