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Circular Letters 2026

2019 Singapore

IHO-Nippon Foundation Alumni Seminar 29-31 October 2019, Singapore

SWPHC21 (2024)

21st Meeting 28 February - 1 March 2024, Nadi, Fiji & 2-Day Technical Workshop on Disaster Recovery, 26-27 February 2024 Workshop provisional Agenda - Photo

UN Ocean Decade Conference

The IHO and the OECD are co-hosting a satellite event during the UN Ocean Decade conference in Barcelona. Entitled "The Seabed Data We Need for the Ocean We Want," this session aims to look at the importance of advancing our understanding of the ocean and fostering increased investment in related activities.

Content

IHO S-101 to S-199

Introduction An S-100 based Product Specification defines a data product, and usually includes additional resources such as a machine readable Feature Catalogue and Portrayal Catalogue, a data Encoding Guide and at least one data encoding format. The latest published versions of IHO S-100 based Product Specifications can be downloaded directly from the Product Specification Register of the IHO Geospatial Information (GI) Registry; and links to the Product Specifications can be found on the IHO Standards and Specifications Download Page. A guidance document S-97 for developing Product Specifications can also be downloaded from the IHO Standards and Specifications Download Page. A list of known IHO S-100 based Product Specifications is provided below:

ARHC12 (2022)

12th ARHC Meeting and Symposium on the Hydrography in Arctic St John's, Newfoundland and Labrador, Canada 12 - 16 September 2022 Last Update: 19 December 2022