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Guide to Charts

Chart Correction (Notices to Mariners)

For the safety of navigation, it is indispensable for mariners to recognize such conditions and to correct nautical charts in possession to make them up-to-date.

Mandatory carriage requirements for charts

The nautical chart is an indispensable tool for a mariner to foreknow the bottom conditions of the waters where he is going to navigate, thus to enable him to safely maneuver the ship clearing any danger.