As momentum builds for the 3rd UN Ocean Conference (UNOC3) in Nice, the High Seas Alliance and partners are preparing for a major moment in the global effort to protect our ocean.
Explore our events at UNOC3:
- Virtual Festival for the Ocean on 6 June (Virtual)
- Blue Zone High-Level Side Event on 9 June
- Blue Citizen Hackathon Award Ceremony on 9 June (Virtual)
- High-level drinks reception on High Seas on 10 June
- Green zone side event on 11 June to ensure ensure the successful implementation of the High Seas Treaty
- Green zone side event on 12 June on values based ocean stewardship
- High Energy High Seas Party for ocean community on 12 June
- Blue Zone side event on 13 June spotlighting potential future High Seas MPA sites
Virtual Festival for the Ocean
Join youth worldwide for a virtual showcase of ocean action and creativity, with breakout sessions to connect, inspire, and catalyze change. Our alumni High Seas Youth Ambassador, Sonia Violante Ptasznik from Brazil, and our current youth Ambassador, Autone Mululuma from Zambia, will be taking part in the event.
Event: Waves of Change: A Global Youth Showcase and Community Building Virtual Festival for the Ocean
📍Virtual:
đź—“Friday 6 June, 10:00am – 11:30am EST
Organizers: Bow Seat Ocean Awareness Programs, EarthEcho International, The Ocean Project | World Ocean Day, Sustainable Ocean Alliance, High Seas Alliance.
Blue Zone side event on 9 June celebrating High Seas Action
On Monday, 9 June, the High Seas Alliance will co-host a high-level event in the Blue Zone that will spotlight the historic progress made toward ratifying and implementing the UN High Seas Treaty (BBNJ Agreement), and encourage continued leadership and commitment from governments around the world.
This event will bring together political leaders and key stakeholders to:
- Celebrate new Treaty ratifications, with the 60 needed for entry into force now within reach
- Highlight national and regional leadership on implementation
- Showcase initiatives that will shape the future of ocean governance
- Early commitments to develop a network of High Seas Marine Protected Areas
More details (including, date, locations and organizers) on the flyer below:

Blue Citizen Hackathon Award Ceremony on 9 June (Virtual)
đź“… Online on 9 June during V.ECOP Days and in-person on 13 June at UNOC in Nice.

High-level drinks reception on High Seas on 10 June
This event will bring together key stakeholders from government, civil society, and philanthropy that have been working closely on the High Seas Treaty to celebrate progress in ratifying the Treaty, the next phase for the BBNJ High Ambition Coalition and reaffirm a shared commitment to sustaining political momentum for implementing the Treaty swiftly, equitably, and effectively.
Event: High Ambitions & Deep Commitments for the High Seas: Celebrating progress in the Race for Ratification
Organizers: High Seas Alliance, IUCN, and Blue Marine Foundation
Please note this event is by invite only. The reception is in Saint-Jean Cap Ferrat, close to Nice, which is a 15 minute drive from the Blue Zone. More details, including time and location on the flyer below:

Green zone side event on 11 June to ensure ensure the successful implementation of the High Seas Treaty
As the Biodiversity Beyond National Jurisdiction (High Seas) Treaty anticipates its entry into force this year, multi-stakeholder approach is necessary in its inclusive and effective implementation. This session will showcase the voices and roles of different sectors and communities governing areas beyond national jurisdiction to ensure a more harmonious coordination and cooperation.
Event: From Treaty to Action: Multi-Stakeholder Cooperation for the High Seas
For more information, including date, location and organizers, see the flyer below:

Green zone side event on 12 June on values based ocean stewardship
This side event will bring together key actors across sectors to explore innovative frameworks for integrating multiple values of the ocean in governance and conservation from coastal zones to the high seas, thereby promoting equity, legitimacy, and lasting impact.
Event: Values-based Ocean Stewardship from the Coasts to the High Seas
📍Salle Medusa, Greenzone
đź—“12 June 2025 | 14.45-15.30
Organizers: Ocean Voices Programme (University of Edinburgh), Sacred Ocean, High Seas Alliance, Turtle Village Trust, Trinidad & Tobago, Government of Fiji
High Energy High Seas Party for ocean community on 12 June
Celebrate momentum towards 60 ratification with the ocean community and all the key partners we have worked with at a drinks reception/party. Cocktails, DJ and photobooth. More info, including time and location, on the flyer below.
Please note this party event is by invite only.

Blue Zone side event on 13 June spotlighting potential future High Seas MPA sites
This event will highlight global efforts to protect high seas areas, featuring insights from government and civil society leaders on marine conservation initiatives. It aims to showcase progress, share lessons, and inspire further collaboration to achieve high seas protection and 30Ă—30 conservation goals.
Event: Treasures of the High Seas: Spotlighting places, partnerships and progress towards the next frontier of High Seas conservation
More information regarding this event (including date, location, and organizers) can be found in the flyer below:

