About Hydro International

Cover Hydro_Business Guide 2024Hydro International seeks and publishes the opinion of leading hydrographers on the state of the market, technical issues and national and international policies.

Hydro International started out as a print magazine in 1996 and soon developed into the platform it is today.

Featuring a successful website, a respected weekly newsletter, printed and digital magazine and large database for events, jobs, company profiles and educational institutes.

We provide a wide variety of information about all the major topics in the business, such as:

  • Hydrographic surveys
  • Oceanography
  • Sensor technology
  • Electronic charting
  • ROVs, AUVs & USVs
  • And more...

Bi-monthly Magazine, weekly newsletter, 24/7 website


Hydro International magazine is published four times a year (digital and print edition). The magazine has an international perspective and focuses on bringing to its readership topical overviews and the latest news and developments in the technology and management of hydrographic surveying.

Reader Profile

Hydro International goes straight to the desk of key decision-makers in the international hydrography arena and is directed at commercial, academic and government professionals all over the world, people at the leading edge of managing, implementing and procuring hydrographic equipment and services.

Our audited readership is involved in a diverse range of activities involving hydrography.


Hydro International is the leading worldwide magazine focusing on hydrography. We are committed to providing the best media platforms to deliver your marketing message to hydrographic professionals worldwide! Please contact Myrthe or visit our media planning page here.

Myrthe van der Schuit                                                                                                                                                  
Marketing Advisor
[email protected]
+31 (0) 514 561 854


Editorial Contribution

Hydro International offers professionals the opportunity to contribute to any forthcoming issue in a practical and informative way, taking the editorial theme into account. Blogposts and news items (press releases) are also welcomed.

Submission of an Article or BlogpostHydro International - 2019 May/June issue

Before sending in an article or a blogpost, please ensure that it complies with our editorial guidelines for authors or send an e-mail to Wim van Wegen, the content manager.

Geomares Publishing

Hydro International, its newsletter and hydro-international.com are published by: