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Surveying beyond navigation

Surveying beyond navigation

Hydro International interviewed RDML Benjamin Evans, director of NOAA’s Office of Coast Survey. Evans is responsible for overseeing the mapping and charting of all US coastal waters, as well as repr...

Minimizing positional errors during ROV visual inspection

Minimizing positional errors during ROV visual inspection

Underwater positioning with USBL can be accurate in favourable environments. However, it’s often perceived as less precise than land-based positioning. Maintaining high accuracy during mobilization ...

Preparing for sea-level rise thanks to hydrography

Preparing for sea-level rise thanks to hydrography

In many places around the world, data clearly shows a rise in sea level. In low-lying coastal areas, even small increases when coupled with high tides and storm surges can have devastating consequence...

Seabed 2030 speeding up to meet its decade target

Seabed 2030 speeding up to meet its decade target

Seabed 2030 is rapidly approaching its ultimate objective of mapping the entire seabed within seven years. To achieve this goal, the project is actively seeking donations of both public and private da...

Hydrographic surveying goes green

Hydrographic surveying goes green

Amid new climate policies, the global energy transition is in full swing. This is leading companies and organizations to take a variety of measures to make their business operations more sustainable. ...

Mapping the Catalan coast using airborne Lidar bathymetry

Mapping the Catalan coast using airborne Lidar bathymetry

As part of a Catalan government project to improve the management of its marine environment, ICGC cooperated with Field to use airborne Lidar bathymetry (ALB) to survey the Catalan coastal zone. The r...

Introducing the Denmark Depth Model

Introducing the Denmark Depth Model

The Denmark Depth Model (DDM) is a digital bathymetric model covering Denmark’s exclusive economic zone (EEZ). It was developed based on hundreds of bathymetric survey datasets and historical source...

A classification of survey platforms

A classification of survey platforms

The life of a hydrographic planner used to be easy: you had a survey vessel from which (at least in nautical cartography) you deployed a number of survey boats (often sloops) with a simple sensor suit...

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