S. T. Hudson Engineers, Inc. is a pioneer in state-of-the-art marine engineering and total harbour facilities and a specialist in marine technical services. It has provided professional consulting, s...

The National Oceanic and Atmospheric Administration (NOAA) contracted NV5 Geospatial to define the shoreline in an extremely complex area of south-east Alaska as part of the NGS Coastal Mapping Progra...

Finding something underwater is a challenging task, and side-scan sonars for seafloor imaging are the core tool for such missions. To identify an object, even an experienced operator sometimes spends ...

In the summers of 2021 and 2022, an iXblue DriX USV was deployed to try and locate the missing wreck of the sunken French fishing trawler Ravenel. The vessel disappeared in January 1962 with 15 people...

Hydrographers are increasingly aware of the added value that a Lidar (Light Detection and Ranging) scanner can bring to bathymetry survey operations. The Teledyne Optech Polaris Laser Scanner, for exa...

Marine unmanned survey vessels (USVs) such as the Apache benefit various bathymetric survey operations by eliminating the need for human supervision. This enhances both productivity and overall safety...

“Think big for coastal mapping” is the foremost advice that Don Ventura of Teledyne Geospatial would impress upon agencies interested in bathymetric Lidar. “It’s a matter of efficiency of scal...

As the rapid expansion of the offshore wind industry continues worldwide, one of the challenges facing developers at each phase of an offshore wind farm’s 40-year lifespan is the ongoing survey and ...

Hi-Target released its latest hydrographic product, a dual-frequency single-beam echosounder, on 25 May 2022. According to the Hi-Target products center deputy director Adin Lee: “The previous ve...

The Hi-Target HD-MAX dual-frequency echosounder is universal in sediment measurement for dredging and other water-depth measurement projects in shallow water, deep water and sandy water. The full-feat...