Plans included: Sligo Harbour (1:70 000) Broad Haven Bay (1:75 000) Portnafrankagh (Frenchport) (1:25 000) Achill Sound (1:70 000) Approaches to Westport (1:45 000) Bofin Harbour (Inishbofin) (1:20 000) Cleggan Bay (1:50 000) Clifden Bay (1:75 000) Approaches to Roundstone (1:50 000) On this edition the chart specification has been improved to show coloured light flashes. Depths have been updated from the latest surveys where available. The inset plan of Broad Haven Bay has been extended east to include Ross Port. There has been general updating throughout.