​​​​​​The Mariner’s Handbook (NP100) contains clear guidance to help mariners improve their understanding of maritime navigation, sea and ice conditions, meteorology and regulations. A highly valued publication, NP100 is used as a ‘core’ text by many leading maritime training academies and maritime related organisations.
 
The Mariner’s Handbook includes:
​​Guidance to assist mariners in navigational training and active bridge procedures. Information includes charts and their use, the communication of navigational information, the maritime environment, restrictions to navigation and maritime pollution and conservation
Simple tabular layouts to help users quickly locate essential information, with images to aid the understanding of complex subjects
ADMIRALTY QR codes for quick access to a list of all Notices to Mariners (NMs) that affect the publication