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Research and Technology

From satellites to cetaceans: strengthening marine megafauna protection through integrated observation, data governance, and emerging ocean standards

By Emily Charry Tissier

Preamble The following work was presented at the 12th ABLOS Conference, 7–8 October 2025, Doha, Qatar in the…

Research and Technology

SidescanTools: an open source software for sidescan data processing

By Mia Schumacher1, Finn Spitz, Christian Lüke

1 Introduction Sidescan sonar is a widely used technology to create high resolution images of the seafloor. It…

People and Institutions

A new era for Malaysia’s hydrography: Rear Admiral Dr Najhan bin Md Said takes the helm

By National Hydrographic Centre Royal Malaysian Navy, Malaysia

Malaysia has entered a new era in hydrography with the appointment of Rear Admiral Dr Najhan bin Md…

People and Institutions Research and Technology

The Third Portuguese-Spanish Hydrography Conference (3JLEH)

By Luis Javier Gomez Saavedra, António José de Albuquerque e Silva

1 Introduction From 9 to 11 October 2024, the city of Cádiz hosted the Third Portuguese-Spanish Hydrography Conference…

People and Institutions

Editorial of Volume 31(2)

By Patrick Westfeld

Welcome to the second issue of the 31st volume of The International Hydrographic Review (IHR). Hydrography is a…

Research and Technology

Photogrammetric techniques in hydrographic environmental monitoring

By Hans-Gerd Maas, Robert Blaskow, Melanie Elias, David Mader, Christian Mulsow, Katja Richter, Hannes Sardemann, Ellen Schwalbe, Anette Eltner

1 Introduction Photogrammetry is the technology for extracting precise and reliable 3D information from image data. Photogrammetry uses…

Bathymetry and Positioning Research and Technology

Leveraging robotic total stations and multi-sensor adjustment for accurate multibeam bathymetry

By Lucas Dammert, Florian Pöppl, Jan Rhomberg-Kauert, Tomas Thalmann, David Monetti, Hans-Berndt Neuner, Gottfried Mandlburger

1 Introduction Bathymetric mapping of water bodies is a topic that becomes increasingly relevant, e.g. in the context…

Research and Technology

Quantifying economic consequences of maritime incidents: a framework for Small Island Developing States

By Shivani Seepersad, Dexter Davis

1 Introduction Maritime navigation drives economic and social development in Small Island Developing States (SIDS) such as Trinidad…

Bathymetry and Positioning Maritime Safety Information and Nautical Charting Research and Technology

Nautical depth investigation in fluid mud environment at Santa Catarina Terminal (Port of São Francisco do Sul, Brazil)

By Alberto Pedrassani Costa Neves, Augusto Dantas Sampaio, Reginaldo Goncalves Abreu

1 Introduction In 2018, the operational draft at the Port of Santos was increased by 30 centimeters. The…

Research and Technology

Geostatistical analysis of maritime accidents: identifying contributory factors and risk patterns in maritime navigation

By Amrika Maharaj, Keith Miller, Dexter Davis, Michael Sutherland

1 Introduction Maritime transportation is the backbone of global trade, accounting for 90 % of international commerce (IMO,…

Research and Technology

Risk assessment and mitigation measures of maritime navigation in the Caribbean Sea

By Amrika Maharaj, Keith Miller, Dexter Davis, Michael Sutherland

1 Introduction Global maritime trade is facilitated by an intricate web of shipping routes shaped by geographic constraints,…