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New IHO Council meets in Monaco

Representatives of IHO Member States discussed the future of digital data services and other priorities during the meeting of the new IHO Council. Taking place at the Secretariat in Monaco, the 30 countries sitting on Council met for the 1st time with the goal of coordinating the implementation of activities voted on during Assembly in May. The biggest topic of discussion was progress and next steps in the implementation of the Universal Digital Data Model, known as the S-100 framework.

New guide on accuracy of depth information in Electronic Navigational Charts - ENCs

Data provided in electronic navigational charts can vary greatly in accuracy depending on when the sea survey to gather the data was carried out, the type of technology used, as well as the seafloor coverage.

IHO New Branding

UNCLOS and the international legal framework suitability for ocean activities discussed at ABLOS Conference

The 12th IHO-IAG ABLOS conference brought together participants from all over the world to discuss how the global regulatory framework and the United Nations Convention on the Law of the Sea (UNCLOS) addresses some of today's most pressing ocean-related challenges. Organised in partnership with the Qatari Standing Committee of the Convention on the Law of the Sea, the 280 participants learned about achievements of UNCLOS, challenges it faces in today’s international context, and gaps to be addressed. One question which emerged repeatedly was whether the convention was flexible enough to address modern issues.

Capacity-Building Sub-Committee discusses new projects and challenges

The Capacity Building Sub-Committee (CBSC) met last week in Denpasar, Bali, for its annual meeting where participants discussed training and education initiatives. Hosted by Pushidrosal, the Hydrographic and Oceanographic Centre of the Indonesian Navy, the gathering enabled the Committee members to review projects such as the IHO e-learning centre and achievements of the Empowering Women in Hydrography project.

Is gender-balance just a women’s issue?

Do you think gender-balance is “just a women’s issue”? Is it possible some of your actions are influenced by prejudgements based on gender? How could we address these “unconscious biases”?

Seabed features named after eminent American and Russian scientists

  The work of two outstanding scientists has been recognized this year by the IHO-IOC GEBCO Sub-Committee of Undersea Feature Names (SCUFN) through the approval of the naming of two major undersea features.

Guidelines for the Standardisation of Undersea Feature Names Available in Portuguese

The IHO has released an English /Portuguese version of the guidelines for the Standardisation of Undersea Feature Names (IHO publication B-6). These guidelines explain the process to submit proposals for undersea features names and provide necessary information for them to be adopted by the GEBCO Sub-Committee on Undersea Feature Names (SCUFN). This English /Portuguese version is the result of a productive cooperation and input from Brazil (DHN) and Portugal (IHPT).

Ex Abyssis ad Alta – IHO Award for Hydrographic Excellence 2025

With a hydrographic career spanning over 25 years, the winner of this year’s Ex Abyssis Ad Alta Award has consistently demonstrated technical expertise, and an unwavering commitment to innovation in hydrography in support of safer and smarter navigation. He has also been a central force in moving the S-100 implementation forward.