Blogposts

Why we use Two Types of Sound Velocity Probes
Equipment

Why we use Two Types of Sound Velocity Probes

It’s critical to data accuracy that sound velocity is applied during post processing. Rhys Davies, our Senior Surveyor discusses the...
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A Better Method for Calibrating a Tide Gauge
Equipment

A Better Method for Calibrating a Tide Gauge

When conducting a hydrographic survey, the conventional method used to calibrate a tide gauge is to use a tide pole....
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The Most Accurate Method of Dimensional Control
Survey data

The Most Accurate Method of Dimensional Control

Conducting a dimensional control survey of survey vessels is one of the first tasks we undertake when commencing a hydrographic...
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Hydrographic Survey – Target Detection Testing Process
Equipment Survey data

Hydrographic Survey – Target Detection Testing Process

Some of our clients request proof of the multi-beam echo sounder’s target detection performance. Senior Surveyor Dave Mundy of IXSurvey...
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Why Use a GPS Base Station During a Hydrographic Survey?
Survey data

Why Use a GPS Base Station During a Hydrographic Survey?

When conducting inshore hydrographic surveys, particularly in areas where there are steep cliffs, or where GPS coverage can be patchy,...
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A Multi Beam Patch Test – Why It’s Necessary
Equipment

A Multi Beam Patch Test – Why It’s Necessary

We conduct patch tests on our multi-beams to detect any fine misalignment between the survey sensors, allowing us to produce...
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