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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.

New date for IHO Assembly

Global hydrographic community to gather in Monaco for pivotal International Hydrographic Organization Assembly

Government representatives, maritime authorities, international organizations, and industry leaders from across the world will gather in Monaco from 20 to 23 April 2026 for the Assembly of the International Hydrographic Organization (IHO), the principal global forum for decisions on hydrography, seabed mapping, and maritime data standards.

Winner of the first Ex Abyssis ad Alta Award announced

“Professionalism”, “dedication”, “profound knowledge”, “expertise”, “kindness”,  these are a few of the words used to describe the winner of the new Ex Abyssis ad Alta – IHO Award for Hydrographic Excellence.

New issue of the International Hydrographic Review

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.

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.