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EM 2042

EM 2042 Multibeam Echosounder Small in size, but powerful in potential, the EM 2042 Multibeam Echosounder is efficient, light, robust and reliable: delivering high-density, high-resolution, clean data in the most demanding marine environments. With...

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Hydrus

Hydrus is a micro-autonomous underwater vehicle that makes marine surveying easy and affordable. Hydrus takes the drone revolution underwater with the most advanced navigation and communication systems of any subsea...

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MS400U MBES

The MS400U is a compact Multibeam Echosounder (MBES) specially designed for USVs or other unmanned platforms. It has a built-in sound velocity sensor and IMU & GNSS, which are the...

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S-44 and the systematic error

IHO standard S-44 is often used (or misused) to specify the quality of a hydrographic survey. While it is a useful tool, it is easy to misinterpret. One ‘misuse’ is...

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