Welisara: The ‘World Hydrography Day 2026’ commemorative ceremony, organized by the Sri Lanka Navy in collaboration with the Sri Lanka National Hydrographic Office, was held today at the ‘Wave n’ Lake’ Navy Hall. This event marked the global observance that highlights the vital role of hydrography in navigational safety, marine environmental protection, and the sustainable use of ocean resources.

According to Ministry of Defence – Sri Lanka, the chief guest, Defence Secretary Air Vice Marshal Sampath Thuyacontha (Retd), was warmly received by the Chairman of the National Hydrographic Council, Rear Admiral Sisira Jayakodi (Retd), alongside the Commander of the Navy, Vice Admiral Kanchana Banagoda. World Hydrography Day is celebrated annually on 21 June under the auspices of the International Hydrographic Organization (IHO). This year’s theme, ‘Transforming How Ocean Data is Shared,’ underscores the importance of efficient and innovative approaches to managing and disseminating hydrographic information in support of maritime activities worldwide.

Addressing the gathering, the Defence Secretary emphasized the strategic importance of hydrography in ensuring safe navigation, supporting maritime security, facilitating marine resource management, and protecting the marine environment. He commended the efforts and contributions of the Sri Lanka Navy Hydrographic Unit and the Sri Lanka National Hydrographic Office in advancing the nation’s hydrographic capabilities and strengthening Sri Lanka’s standing within the international hydrographic community.

The keynote address was delivered by the Vice Chancellor of the Ocean University of Sri Lanka, Professor Nalin Rathnayake. During the event, the hydrographic survey map of the Jaffna lagoon was presented to the Defence Secretary.

The ceremony was attended by a distinguished gathering, including the National Hydrographer of Sri Lanka, the Chief Hydrographer of the Sri Lanka Navy, the SLGC Director General, members of the diplomatic corps, senior Navy officers, dignitaries, and professionals from various sectors, as well as university students and naval personnel.

As part of the celebrations, a two-day field training programme for university students was organized. This programme aims to provide participants with practical exposure to hydrographic surveying and related maritime activities while fostering greater awareness of the significance of hydrography in national development and maritime governance.