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World Hydrography Day
The IHO has released a new video for World Hydrography Day which highlights the relationship between hydrography and autonomous technologies. This includes aerial, surface and underwater survey drones as well as autonomous ships.

New IHO guidelines for hydrographic geospatial data
The IHO has published new guidelines for the development of product specifications for the creation of hydrographic geospatial data.

Investment in Hydrographic Services discussed during Dominican Republic high-level technical visit
In line with its mandate to plan, administer, and implement Capacity-Building activities, the International Hydrographic Organization (IHO) conducted a high-level technical visit to the Dominican Republic from 23 – 24 November. The primary focus was to discuss the important role of Hydrographic Services at national, regional, and international levels, emphasizing their contribution to the sustainable development of national economies, and applying to how they pertain to the Hydrographic and Oceanographic Service of the Dominican Republic.

Naming undersea features using the same system as the stars discussed during SCUFN meeting
With this year seeing a new record number of proposals to name undersea features, members of the GEBCO Sub Committee on Undersea Feature Names (SCUFN) discussed ways to deal with increasingly large numbers of proposals but also how to safeguard data on features in disputed areas.

IHO and NOAA Reaffirm their Commitment to Ocean Data with a New MoU
During the 2023 International Hydrographic Organization (IHO) Assembly, Secretary General Dr. Mathias Jonas announced the signing of a Memorandum of Understanding with the United States’ National Oceanic and Atmospheric Administration (NOAA). NOAA has supported the IHO since 1990 by hosting the IHO Data Center for Digital Bathymetry (DCDB), an online, open-access database that stores ocean depth data from around the world.

Transition to digital data services and other priorities discussed at IHO Council
Representatives of 26 countries sitting on the IHO Council and Observers gathered last week in Monaco to review the work carried out and establish priorities for the coming years. This included progress with the transition to digital data services through the implementation of S-100, the Universal Digital Data Model, as well as hydrography’s contribution to global initiatives such as the Digital Twin of the Ocean.

Hydrography discussed at the UN Ocean Conference
The IHO organized a side event on the role of marine data to help address the competing needs of a broad range of ocean stakeholders at the UN Ocean Conference in Lisbon on 28 June 2022. With many sessions during the week highlighting the need for baseline data and ocean mapping to support decision-making, this side event enabled panellists to draw attention to the central role hydrography can play in these endeavours.

Inter-Regional Coordination Committee discusses strategic IHO endeavours
The Inter-Regional Coordination Committee (IRCC) met last week in Denpasar, Bali to review progress and next steps for the Regional Hydrographic Commissions and various thematic working groups. Hosted by Pushidrosal, the Hydrographic and Oceanographic Centre of the Indonesian Navy, it provided a forum to discuss ocean mapping, nautical cartography, capacity-building, etc. as well as to identify actions to be taken at regional and global levels.

How to Participate in World Hydrography Day
Celebrated on 21 June, World Hydrography Day is designed to raise awareness about hydrography and how it plays a role in improved knowledge of the seas and oceans.
