A detailed study of swell wave conditions in the southern Pacific Ocean has been performed, with particular emphasis on the western Southern American coastline. This study was one part of...

While the advantages of Geographic Information Systems (GIS) for storing and displaying spatial data are widely recognised, the analytic capabilities are less well known outside the GIS community. Extensions to...

Hydrographers require accurate three-dimensional positions of the survey vessel and typically use differing methods for resolving the horizontal and vertical components. GNSS, such as the Navstar Global Positioning System (GPS),...

Dredgers involved in mining for (precious) minerals and metals often work in an inland dredging pit. Dredgers float in a ‘wet environment’ where the surrounding water is used as transport...

The use of swathe systems in a highly mobile, shallow-water environment poses significant problems for the hydrographic surveyor. Several physical factors encountered when gathering swathe data are introduced and described...

Airborne Electro Magnetic Bathymetric (AEMB) mapping is useful in turbid and surf-zone waters where lidar systems are not fully effective. Coastal areas of hydrographic importance containing turbidity, shoals and channels...

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...

HSA Systems Pty Ltd was founded in Sydney Australia in 1991 as Hydrographic Sciences Australia, the founding shareholders being Brian O’Neil and Jon Dean and initial business the provision of...

Following the privatisation of the UK Water industry, Titan Environmental Surveys Limited was established in March 2000 through a Management Buyout of elements of the Scientific Services Section of the...

‘It is a curious situation that the sea, from which life first arose, should now be threatened by the activities of one form of that life. But the sea, though...