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Off-the-shelf Surveying Beyond 200 Miles

The unique opportunity now open to Coastal States to extend their maritime boundaries seawards has led to great interest in the particular marine geophysical and hydrographic survey techniques required to...

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Silt Density Measurements in IJmuiden

IJmuiden (The Netherlands) is sometimes called "the gateway to Amsterdam". IJmuiden also accommodates a large fishing harbour and the Corus steel factory. Due to tidal currents and the shape of...

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QPS

Quality Positioning Services BV (QPS) based in Zeist, The Netherlands is an independent software design company specialising in integrated navigation and positioning software systems, and electronic chart production tools. More...

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The Hidrovia Project

The Rivers Plate and Paraná in Argentina have much natural sedimentation. In 1993 the Argentine government issued a tender for dredging and signalization of these vital waterways. The concession runs...

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Guildline To Distribute Seawater Standards

Ocean Scientific International Ltd. (OSIL) has appointed Guildline Instruments Ltd. as key distributor of its eminent seawater calibration standards product range across the USA and Canada. OSIL is the sole...

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Sonardyne Motion Sensor Technology

Sonardyne International has launched a new marine Attitude Heading and Reference System (AHRS): Lodestar. Lodestar has been developed to overcome the problems associated with conventional sensor platforms. The Lodestar AHRS...

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LBL Underwater Positioning

Long baseline (LBL) positioning has many applications both commercially and in research, from surveying a ship hull to positioning offshore platforms in deeper waters. The technique consistently provides accuracies in...

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RTK River Bathymetry in Africa

This article describes the installation of a hardware and software system for bathymetric surveys in the maritime part of the Congo River. The ‘Regie des Voies Maritimes’ (RVM) is a...

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‘Killer’ AUV Sonar System

In January 2001, C&C Technologies (C&C), a company based in Lafayette (Louisiana, USA), introduced the first commercially successful autonomous underwater vehicle (AUV) to the offshore industry. The AUV’s survey sensor...

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