Multibeam echosounders (MBES) have revolutionized how we map the seafloor, enabling high-quality depth measurements over large areas and across a wide range of depths. However, MBES performance depend...

We are experiencing an industry-wide shift towards uncrewed and remote survey operations. However, recent developments in remotely operated vehicle (ROV) pipeline inspection methods have run in a conv...

Hydrography is reaching a point at which standing still is no longer an option. The latest industry survey reveals a sector balancing rising data volumes, shifting skill demands and rapid advances in ...

As Dr Mathias Jonas approaches the end of his second term as secretary general of the International Hydrographic Organization (IHO) in August 2026, Hydro International spoke to him about his nine year...

The Cayman Islands recently became the first nation to map its entire exclusive economic zone (EEZ) using autonomous systems, marking a significant moment for modern hydrography. Led by Saildrone in c...

Using drone platforms and RGB images acquired with passive optical cameras, image-based UAV bathymetry is a cost-effective and accessible method of inspecting and surveying the seabed in shallow coast...

The NOAA Office of Coast Survey’s newly revised hydrographic survey specifications and advanced toolsets streamline workflows, boost automation and enable seamless integration with the National Bath...

Artificial intelligence (AI) is currently one of the hottest trends in many fields, including GeoAI for the processing of spatial data. This study briefly describes research in one project working to ...

Beneath the sunlit waves of Florida lies an intricate underwater world that few have seen but many depend on. Through the Florida Seafloor Mapping Initiative, Woolpert and partners are capturing this ...

Stretching over more than 3,000 kilometres, Oman’s coastline runs along the Arabian Gulf, the Sea of Oman and the Arabian Sea. It is a maritime landscape of islands, bays, coral reefs and the Strait...

The Tietê-Paraná Waterway is an important navigable route in Brazil, stretching over 2,400 kilometres. It comprises sections of the Paraná and Tietê rivers and is equipped with lock systems to ove...

The exploration and classification of the seabed have always been crucial for various scientific, environmental and commercial purposes. Traditional methods of seabed classification have relied heavil...

Submarine canyons, carved into continental margins worldwide, play a key role in ocean circulation, sediment transport and marine biodiversity. Around Antarctica, their influence extends to global the...

What will it take to map the remaining 70% of our planet’s seafloor in just five years? That’s the challenge facing the Nippon Foundation-GEBCO Seabed 2030 Project, a global initiative to deliver ...