IOC Sub-Commission for the Western Pacific (WESTPAC)

Advancing knowledge and cooperation for a healthy ocean and prosperous society

The 16th WESTPAC Intergovernmental Session to Convene in Hangzhou, China, on 10–12 November 2026
An important statutory platform for strengthening regional collaboration in ocean-based solutions to climate change, marine biodiversity conservation and ecosystem restoration, and sustainable ocean planning and management.

About the WESTPAC

The IOC Sub-Commission for the Western Pacific (WESTPAC) is a regional intergovernmental platform for ocean science and cooperation. We work with 22 Member States and regional marine scientific community across the Western Pacific and adjacent seas to advance knowledge and cooperation for a healthy ocean and prosperous society.

Learn more about the WESTPAC

Our Work