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Benthic Habitat Mapping

The establishment of multi-beam echo sounders (MBES) as a mainstream tool in ocean mapping has revolutionised approaches towards nautical charting, seafloor geotechnical/geological surveys and benthic habitat mapping. The resolution of...

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Casualties of the Nautical Chart

When ships run aground unexpectedly the initial presumption is that the vessel has struck an ‘uncharted’ feature. In practice this is rarely so. This article reviews a number of chart-related...

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3D Sonar Technology

Since its introduction many years ago, survey sonar has evolved steadily, but is still a difficult and non-intuitive survey tool, requiring large amounts of processing to arrive at the most...

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A Universal Hydrographic Database

The idea of a Universal Hydrographic Database is well known within the hydrographic community. Years of discussion and technological development have made UHD an attractive goal for those striving to...

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Invited Reply

In common with all sciences, hydrography too is undergoing rapid change with regard to data acquisition and processing, instrumentation, application and many other aspects. Differing ideas may be found within...

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