Mapping the seabed together: reflections from the second leg of the CSM2026 survey

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Two scientists reviewing multi-beam echosounder data on computer screens

Discover how shared expertise helped maximise the value of data gathered during this year's CSM2026 survey. From collecting seabed samples to adapting to challenging weather, Elizabeth Davis, Senior Geospatial Information Specialist at the UKHO, reflects on her time aboard the cross-government UK CSM survey.

Building hydrographic capability in St Helena

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Seeing the seabed come to life: local teams analyse live survey data from the USV’s multibeam echosounder.

Through its partnership with St Helena Government, the UKHO is helping build local hydrographic capability by loaning specialist equipment and providing training and expertise. The programme enables local teams to collect vital seabed mapping data that supports safe navigation and informed management of the marine environment.

Understanding the Caribbean seabed: a Q&A with UKHO experts on the 2026 Beyond the Reef expedition

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In January 2026, the Blue Belt Programme embarked on its first expedition across the Caribbean, charting the previously unexplored waters of Anguilla, the Turks and Caicos Islands and the Cayman Islands. A team of 46 marine scientists spent six weeks …

Mapping the seabed together: inside the first leg of the CSM2026 survey

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Two people in front of computer screens onboard a vessel reviewing seabed mapping data.

Joseph Pearce, Lead Geospatial Specialist – Geodesy and PNT, UKHO, shares insights from onboard the first leg of the ‘CSM2026’ survey – a collaborative seabed mapping survey, coordinated by the UK Centre for Seabed Mapping (UK CSM). Taking place off …

Furthering collaboration on UK subsea infrastructure data

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Calling UK government, Crown Dependency, Overseas Territory and private sector colleague participation A clear understanding of our Subsea National Infrastructure (SNI) is crucial to the UK, Crown Dependencies and Overseas Territories. Location-based data depicting SNI is important to a range …

Collaboration day - developing a community of learning

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UKHO and Met Office staff talking at event

The UK Hydrographic Office (UKHO) and the Met Office strengthened their long-standing relationship earlier this year by signing a Memorandum of Understanding (MoU). To maintain momentum, the UKHO and Met Office arranged a day of collaboration hosted by the Met Office, exploring their shared understanding and learnings on the topic of ‘our people’.

The vital role of hydrography for maritime safety, efficiency and sustainability

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Rear Admiral Angus Essenhigh OBE, the National Hydrographer and Director of Data Acquisition and Defence at the UK Hydrographic Office (UKHO), shares his insights to mark World Hydrography Day, which took place on 21 June, celebrating the vital role of …

How content-first design can improve the customer experience

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At the UK Hydrographic Office (UKHO), we are committed to innovating to find solutions to our end users' problems. Our user-centred design (UCD) team of user researchers, content designers and user interaction designers guide teams to improve experiences and engage …