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IHO 100 Years

The International Hydrographic Organization (IHO) turned 100 on 21 June 2021, with an on-site celebration in Monaco which was broadcast live online.

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Guidelines for the Standardisation of Undersea Feature Names Available in Portuguese

The IHO has released an English /Portuguese version of the guidelines for the Standardisation of Undersea Feature Names (IHO publication B-6). These guidelines explain the process to submit proposals for undersea features names and provide necessary information for them to be adopted by the GEBCO Sub-Committee on Undersea Feature Names (SCUFN). This English /Portuguese version is the result of a productive cooperation and input from Brazil (DHN) and Portugal (IHPT).

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Guidelines for the Standardisation of Undersea Feature Names Available in Portuguese

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HSH Prince Albert II opening remarks to the Assembly

HSH Prince Albert II of Monaco officially opened the IHO Assembly which is taking place 16 to 18 November by videoconference.

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HSH Prince Albert II opening remarks to the Assembly

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World Hydrography Day

The IHO has released a new video for World Hydrography Day which highlights the relationship between hydrography and autonomous technologies. This includes aerial, surface and underwater survey drones as well as autonomous ships.

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World Hydrography Day

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New IHO guidelines for hydrographic geospatial data

The IHO has published new guidelines for the development of product specifications for the creation of hydrographic geospatial data.

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New IHO guidelines for hydrographic geospatial data

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IHO Bulletin

The IHO Bulletin is normally published periodically in English, French and Spanish. It contains a summary of recent IHO meetings, events and other items of general interest.

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Online Registration

Participants to IHO Meetings and Events are invited to use the IHO On-line Registration.

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Crowdsourced Bathymetry

Private entities can participate in increasing our knowledge of the ocean by sharing depth measurements from navigation instruments while out at sea or obtained during surveys. Known as Crowdsourced Bathymetry (CSB), this work can help identify uncharted features such as seamounts, canyons, etc. and help fill the gaps where no marine data exists. Private entities can help discover and name underwater mountain ranges, volcanoes, canyons etc. Photo © IHO  

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HDWG

The HDWG is tasked with reviewing and updating the content of the reference version of the IHO Hydrographic Dictionary, currently available in Chinese, English, French, Indonesian, and Spanish, whilst maintaining close liaison with the IHO GI Registry and nationally developed language versions of the Hydrographic Dictionary maintained by individual or groups of Member States.

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