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.

ADMIRALTY Mariner's Handbook (NP100)


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

Also available as an ADMIRALTY e-Nautical Publicatio​n

In addition to paper format, the Mariner's Handbook is available as an ADMIRALTY e-Nautical Publication (AENP). AENPs bring improved efficiency, accuracy and access to information bridge crews need through electronic NM updates and simple search functionality.


We provide regular Notices to Mariners (NMs) to help you ensure your ADMIRALTY publications are maintained and up-to-date with the latest safety critical information.

These weekly NMs can be downloaded for free from our website, or the paper bulletin can be bought from your ADMIRALTY Distributor.

Buy Mariner's Handbook


To find out more information or to organise purchase, please contact your ADMIRALTY Distributor. If you don’t have a preferred distributor, you can search a list of worldwide, experienced and trusted distributors on our find an ADMIRALTY Distributor page.

The ADMIRALTY Digital Catalogue (ADC) can also provide you with a comprehensive reference of all ADMIRALTY Maritime Data Solutions.