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IHO Strategic Plan and Work Programme

The IHO runs a 3-yearly budgetary cycle. Each budget cycle is based on forward forecast approved by the Member States at the previous Assembly. Each yearly forecast is reviewed in the preceding year and any changes approved by the Member States. The approved budget supports an annual work programme that is also approved by the Member States.   iho-strategic-plan-and-work-programme

Global hydrographic community to gather in Monaco for pivotal International Hydrographic Organization Assembly

Government representatives, maritime authorities, international organizations, and industry leaders from across the world will gather in Monaco from 20 to 23 April 2026 for the Assembly of the International Hydrographic Organization (IHO), the principal global forum for decisions on hydrography, seabed mapping, and maritime data standards.

Circular Letters 2026

IHO Disclaimer – Integrated Platform Version

Version 2.0 – July 2025

Policy on the Use of IHO Logos, Branding, and Materials by External Stakeholders

Side Event: Global Ocean Data Sharing

A Key Enabler to Inform Science, Management, and Policy Development   This high-level networking event will discuss why and how the public and private sectors can contribute ocean depth data.

2nd UN Ocean Conference Lisbon

The Stockholm Environment Institute and the IHO are organizing a side-event on seabed mapping & marine data to support multifunctional spatial planning at the UN Ocean Conference in Lisbon. Organized in partnership with IOC-UNESCO, Sweden, the African Union Commission, and the United Kingdom, the event will look at the role of marine data to inform the competing needs of a broad range of ocean stakeholders. Participants will discuss activities, innovations and challenges, as well as technologies and monitoring systems. It will examine how improved data could inform the organization of the marine space to ensure a more sustainable use of ecosystems.

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.

USCHC43 Meeting (2020)

43rd US/Canada Hydrographic Commission (USCHC) Meeting Québec City, Canada 24 Feb 2020 Note: To be held in conjunction with the Canadian Hydrographic Conference 2020 (CHC 2020) - (24-27 February).