BioSonics is to unveil its latest generation of Automated Monitoring Systems at the OCEANS 2010 conference next month. This sonar-based tracking and monitoring system centres around BioSonics focused split-beam hydro-acoustic...

NaviModel software for ocean mapping, data analysis and interpretation provides intuitive 3D visualiasation of infinite survey data sets by import of multiple data formats and sources using user-defined templates. NaviModel...

In the April 2009 issue of Hydrointernational, Carl Aslakson was mentioned as having devised a method of determining the velocity of light by using Shoran (short-range navigation). This article traces...

The alignment of the motion reference unit (MRU) is important for the accuracy of a multi-beam survey. The patch test is mostly used to solve angular offsets between the multi-beam...

Although this is my second effort at contributing to the History column, I would like to use this issue’s column to introduce myself to the readership of Hydrointernational. As most...

On 22 January, a workshop was organised with the ­Netherlands section of the Central European Dredging Association (CEDA). Over 130 attendees (70%/30% CEDA/HSB) assembled at the dredger yard of the...

This article gives an insight into the topographical and hydrographic aspects of the construction of a stabilised tidal inlet in Cartagena, Colombia. The purpose of this tidal inlet was to...

Mud in its unconsolidated, highly dynamic, fluid state may complicate problems arising from other detection difficulties in estimating water depth in estuarine channels with mobile bed deposits. This study presents...

Mud in its unconsolidated, highly dynamic, fluid state may complicate problems arising from other detection difficulties in estimating water depth in estuarine channels with mobile bed deposits. This study presents...

For a long time magnetic surveys have been under-used because of their limited usefulness. In recent years technology has advanced considerably and magnetic recording can now be performed simultaneously with...