Search results

Iridium SafetyCast Implementation Status

The International Maritime Organization (IMO), the International Hydrographic Organization (IHO), and the World Meteorological Organization (WMO) announce the establishment of the Iridium SafetyCast Service, as a recognized mobile satellite service in the Global Maritime Distress and Safety System (GMDSS).  Effective 11 December 2020, Iridium declared the Iridium SafetyCast Service operational for broadcasting navigational warnings, meteorological warnings and forecasts, and Search and Rescue (SAR) related information. 

TWCWG - Tidal Data Sets Analysis

Results of Analysis of Data Sets

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.

International Hydrographic Review

The International Hydrographic Review (IHR) is an international journal publishing peer-reviewed papers on all aspects of hydrography and associated subjects, ranging from the latest technical developments to history. It was first published in 1923 and since then has been published regularly; all previous editions of the IHR are available in the IHR Repository. The IHR can be accessed directly using the link https://ihr.iho.int.

Body of Knowledge

Hydrography Priorities Working Group

USCHC47 Meeting (2024)

47th US/Canada Hydrographic Commission (USCHC) Meeting St. John’s NL, Canada. / 30-31 May 2024

EO1, EO2, and EO3 Meetings (2020)

LIST OF DOCUMENTS NHC Extra Ordinary Meeting (April 3rd 2020) [Online Meeting - please see below] and NHC64th Meeting (postponed to 2021) - (30 - 31 March 2020, Reykjavik Iceland) Note: NHC64 is being hosted after the NSHC34 (27 - 28 April) at the same venue. T.B.D

MSDIWG14 (2023)

14th MEETING OF THE IHO MARINE SPATIAL DATA INFRASTRUCTURES WORKING GROUP (MSDIWG14) Genoa, Italy (30 January to 3 February 2023) (including joint sessions with the UN Working Group on Marine Geospatial Information  and the OGC Marine DWG)