Blogposts

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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What is a Reference Surface Check and Why is it Needed?
Equipment

What is a Reference Surface Check and Why is it Needed?

During the mobilisation process, a Reference Surface Check is conducted using the multi-beam to determine if a surface has been...
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