Nautical Charts

  O ne of the most important tools required for marine navigation is the nautical chart, which provides information necessary for safe navigation, including water depths, bottom quality, coast lines and topography, positions of aid to navigation and other conspicuous landmarks, etc.

  The nautical charts are classified as listed below according to the purpose of navigation.


  • Harbor Plans: 1:50,000 and larger scales

  • Coast Charts: 1:50,000 - 1:300,000

  • General Charts of Coast: 1:300,000 - 1:1,000,000

  • Sailing Charts: 1:1,000,000 - 1:4,000,000

  • General Charts: 1:4,000,000 and smaller scales

Harbour Plans


Also available are fisheries charts.