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The evolution of Dutch hydrography

Given the Netherlands’ geographical location, it is unsurprising to find it has a long tradition of hydrography. The lowland, often below sea level, forms a delta where major rivers from...

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Observing the ocean together

Collaborating and coordinating are two very important tasks of EuroGOOS, the European Global Ocean Observing System, located in Brussels. The member organizations work together to share ocean observation data and...

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Navigating the rising tide

Experts are extremely concerned about the temperature of the Pacific Ocean, as the sea surface temperature this year was the warmest since satellite measurements began. This can have major consequences: for...

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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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The renewal of a research vessel fleet

When contemplating the replacement of a research and survey fleet, a collective effort is required to meticulously curate an optimal new fleet, considering factors such as ship type, size, capabilities...

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RTK Tide Basics

One of the fastest emerging trends in hydrographic surveying is the use of the vertical component of RTK GPS to determine real-time water level corrections. There are currently several district...

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RTK Tide Basics

One of the fastest emerging trends in hydrographic surveying is the use of the vertical component of RTK GPS to determine real-time water level corrections. There are currently several district...

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Bluetooth Tide Gauge

TideM8 is a combination of the Ohmex TideM8 miniature tide gauge system and Trimble's Juno hand-held Mobile PC with integrated GPS. The system is a new design based on the...

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Versatile Tide Gauge

Valeport Ltd, UK, has introduced a seabed-mounted tide recorder that makes precise water level measurements where conventional units attached to piers and jetties are not practicable. Applications are in oceanography,...

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Permanent Tide Station for Dubai

Unique System FZE, a Unique Maritime Group Company, UAE, together with the Geodesy and Hydrographic Survey Section of Dubai Municipality has established a permanent tidal station at Al Mamzaar. The...

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