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Using hydrography to adapt to a changing ocean

The marine environment is constantly changing, whether due to variations in the climate, extreme environmental events, or simply the natural movement of tides and currents. Up-to-date hydrographic information enables countries to measure and adapt to these changes.

IMO E-Navigation Documents

Backup Paper Charts

CB Procedures

Council Circular Letters

CBSC22 (2024)

22nd MEETING OF THE CAPACITY BUILDING SUB-COMMITTEE (CBSC22) 5 - 7 June 2024 Santa Cruz Island - Galapagos, Ecuador   Last Update on the List of Documents: 

Region F ICCWG Letters

S-57 FAQ's

S-57 Frequently Asked Questions

ENC Production

Introduction The S-57 "Transfer Standard for Digital Hydrographic Data” is the IHO standard to be used for the exchange of digital hydrographic data between national hydrographic offices and for its distribution to manufacturers, mariners and other data users.