he IHO Category B Hydrographic Survey Programme took place in Busan, Republic of Korea, at the headquarters of the Korea Hydrographic and Oceanographic Agency (KHOA), from 16 March to 31 July 2026, organised by the International Hydrographic Organization (IHO) and the Korea Hydrographic and Oceanographic Agency, and sponsored by the Republic of Korea. Representative of the HHI, Marin Jović, from the Hydrographic Department, participated in this programme. The course...

New edition of the Notice to Mariners, No. 07/2026, has been published.

Publication is available at the following link:

On 20 July 2026, the Ministry of the Sea, Transport and Infrastructure of the Republic of Croatia issued an official Notice directed at construction investors, project proponents, and maritime domain concession holders.

The Hydrographic Institute of the Republic of Croatia (HHI) successfully completed a periodic surveillance audit of its Integrated Quality and Environmental Management System. The assessment was conducted by the certification body DNV between 27 and 29 May 2026. Following the audit...

New edition of the Notice to Mariners, No. 06/2026, has been published.

Publication is available at the following link:

Srđan Kosmos and Zvonimir Drezga, representatives from the Nautical department of the Hydrographic Institute of the Republic of Croatia (HHI), participated in the professional training organised by PRIMAR, attended by select delegates from MBSHC member states. The training programme took place from 16 to 18 June 2026 at the premises of the Shom hydrographic office in Brest, France. Throughout the intensive three-day programme, participants...

Every year on 21 June, World Hydrography Day is celebrated to highlight the vital importance of hydrography in securing the safety of navigation, protecting the marine environment, sustainably managing marine spaces and resources, and fostering a deeper understanding of our seas and oceans. The International Hydrographic Organization (IHO) has chosen the 2026 theme "Transforming how ocean data is shared", emphasising the critical role of modern standards and technologies...  

From 8 to 12 June 2026, the Hydrographic Institute of the Republic of Croatia (HHI) hosted an advanced training course provided by Teledyne CARIS for colleagues from the HHI Cartographic department on the production of S-101 products within the framework of the International Hydrographic Organization (IHO) S-100 standard....

The Hydrographic Institute of the Republic of Croatia (HHI) has published a new official nautical publication, Sailing Directions, Adriatic Pilot – Croatian Coast, 2026 Edition. This marks the inaugural English edition of the Sailing Directions for the Croatian coast. It ensures that critical safety-of-navigation information for the Croatian sector of the Adriatic Sea is more readily accessible...

HHI Presented GeoAdriatic as the Maritime Component of the National Spatial Data InfrastructureThe conference “Spatial Data Infrastructure Days 2026” and the 15th NSDI and INSPIRE Day were held on 27 and 28 May 2026 in Šibenik, organized by the State Geodetic Administration of the Republic of Croatia. Ms. Vinka Kolić Bubić, Director of the Croatian Hydrographic Institute (HHI), delivered an introductory presentation...

New edition of the Notice to Mariners, No. 05/2026, has been published.

Publication is available at the following link:

The Hydrographic Institute of the Republic of Croatia (HHI) published on 1 June 2026 a new edition of ENC cell: HR400032, as well as a new official nautical chart No. 32 Sedmovraće-Prolaz Veli Ždrelac. This release comprises approach chart No. 32...