Book excerpt: Available as an ebook, Reeds Nautical Almanac is provided in Web PDF (ePDF) format for viewing on all compatible devices (including tablets, laptop and desktop computers). Reeds Nautical Almanac is the indispensable trusted annual compendium of navigational data for yachtsmen and motorboaters, and provides all the information required to navigate Atlantic coastal waters around the whole of the UK, Ireland, Channel Islands and the entire European coastline from the tip of Denmark right down to Gibraltar, Northern Morocco, the Azores and Madeira. The 2018 edition continues the Almanac's tradition of year on year improvement and meticulous presentation of all the data required for safe navigation. Now with an improved layout for easier reference and with over 45,000 annual changes, it is regarded as the bible of almanacs for anyone going to sea. The 2018 edition is updated throughout, containing over 45,000 changes, and includes: 700 harbour chartlets; tide tables and tidal streams; buoyage and lights; 7,500 waypoints; invaluable passage notes; distance tables; radio, weather and safety information; first aid section. The ebook incorporates the Reeds Marina Guide. Also available: free supplements of up-to-date navigation changes from January to June at: www.reedsnauticalalmanac.co.uk