Mercator Ocean International
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mercatorocean.bsky.social
Mercator Ocean International
@mercatorocean.bsky.social
Mercator Ocean International is a non-profit organization transitioning into an IGO, delivering ocean science-based services to support the conservation and sustainable use of the #Ocean and #MarineResources. More on: https://www.mercator-ocean.eu/en/
🔵Press Release

Despite the start of La Niña, 2025 ranked among the three warmest years ever recorded for the surface global Ocean

More: mercator-ocean.eu/press-releas...
January 21, 2026 at 1:36 PM
📢 10-day Marine Heatwave (MHW) forecast for 17 Jan

In the European Zone🇪🇺🌊:
🔵 Moderate to strong #MHW categories are affecting the #Mediterranean Sea
🔵 Moderate to strong categories are still present in the Bay of Biscay, North Sea & #Baltic Sea

🔗 mercator-ocean.eu/bulletin/mar...
January 15, 2026 at 2:13 PM
Decades of collaboration turning data into action 🌊

In 2025, Mercator Ocean marked 30 years of operational oceanography at UNOC3. From the Copernicus Marine Service to the European Digital Twin Ocean, we are shaping the future of ocean science, policy & governance.

www.youtube.com/watch?v=z_og...
30 Years of Operationnal Oceanography
YouTube video by MERCATOROCEAN
www.youtube.com
January 14, 2026 at 10:22 AM
Over the past year, Mercator Ocean International advanced its transformation into an IGO for digital ocean systems. At the UN Ocean Conference 2025, 12 countries endorsed its Convention, led by France and Norway 🇫🇷 🇳🇴

Since 6 January 2026, Norway is the first IGO Member State 🌊
January 12, 2026 at 10:15 AM
Velkommen, Norge!

We are proud to share that Norway has officially become the first Member State of the intergovernmental organization Mercator International Centre for the Ocean, following the unanimous ratification of the Convention by the Norwegian Parliament yesterday.
January 7, 2026 at 4:26 PM
📢Last Marine Heatwave (#MHW) Bulletin of 2025!🌊🌡️

According to our forecast, #MHW conditions are increasing in:

🔵the #NorthSea and #BalticSea, with strong & severe categories

🔵the #SouthernOcean, reaching severe & extreme categories

🔗https://shorturl.fm/AB7Qb
December 23, 2025 at 1:59 PM
🌊 As 2025 ends, we're celebrating 30 Years of Operational Oceanography.
From the first Ocean forecasts in 1995 to the Digital Ocean - thank you for being part of the journey so far.
🎬 Watch the teaser below. Full video coming in January!
#30YearsTogether #30YearsForTheOcean
December 23, 2025 at 9:26 AM
Sentinel-6B is in orbit!

Launched on Nov 17 aboard #SpaceX Falcon 9, it joins Sentinel-6 Michael Freilich to deliver high-accuracy sea-surface height data, vital for tracking sea level rise & advancing #Copernicus Marine monitoring.

Read more: www.mercator-ocean.eu/sentinel-6b-...
December 18, 2025 at 2:01 PM
Open Call: Help Shape the EU Digital Twin Ocean! Mercator Ocean International seeks proposals to support EDITO platform users and boost engagement. Tasks include user interaction, feedback handling and incident support.
Closing date 22/01/2026 Learn more👉 www.mercator-ocean.eu/tender/150/
December 18, 2025 at 9:05 AM
BG4Sea: AI-powered seasonal ocean forecasts.
MOi PhD researcher Gabriela Martinez Balbontin was awarded at @neuripsconf.bsky.social 2025 for BG4Sea, an ML model emulating Mercator Ocean’s BIO4 to deliver faster, flexible biogeochemical forecasts.
Learn more➡️ www.mercator-ocean.eu/bg4sea-ai-fo...
December 17, 2025 at 1:46 PM
🌊 Last week, our Scientific Board met in Toulouse to discuss the future of ocean prediction, from modelling & observations to AI.

Spotlight on OceanBench, Mercator Ocean’s new AI benchmarking tool, recently presented at #NeurIPS.

A big thank you to our Board members!
December 16, 2025 at 9:08 AM
👏 Mercator Ocean’s Angélique Melet & Karina von Schuckmann joined ~550 authors in Paris for the first-ever IPCC meeting bringing together all 3 Working Groups to advance AR7.

Proud of their contribution to global climate knowledge.

Learn more: mercator-ocean.eu/mercator-oce...
December 12, 2025 at 3:48 PM
November 2025 was the 2⃣nd warmest November on record for the #Mediterranean Sea🌊 🌡️

🔵 The average Sea Surface Temperature (SST) reached 21.45°C
🔵Almost the entire basin recorded above average SSTs

🔗More at: www.mercator-ocean.eu/bulletin/ocean-temperature-bulletin-november-2025/
December 11, 2025 at 9:51 AM
🔵 At #NeurIPS2025, Mercator Ocean launched OceanBench, to validate and compare AI ocean forecasting models.

Together with our forecasting system GLONET, it marks a key step toward operational, trustworthy AI prediction.

🔗 Full PR: www.mercator-ocean.eu/press-releas...
December 10, 2025 at 4:37 PM
📢Marine Heatwave (#MHW) Bulletin for 13 December

According to #MercatorOcean's forecast:

🔵The marine heatwave off the coast of #Chile is increasing, reaching moderate & strong categories📈

🔵#MHW conditions in the Southern Ocean are decreasing📉

🔗 mercator-ocean.eu/bulletin/mar...
December 8, 2025 at 10:27 AM
🚨 New Call for Tender!

We are seeking service providers for the maintenance of the Jupyter Hub used in the context of the Copernicus Marine Service activities, including training activity.

📅 Deadline: 12 December 2025 12:00 pm

Access the full documentation: mercator-ocean.eu/tender/142/
December 3, 2025 at 3:15 PM
📢#MercatorOcean Marine Heatwave (#MHW) Bulletin

10-day forecast for 6 Dec:

🔵 Southern Ocean shows strong, severe and locally extreme marine heatwave conditions📈
🔵 In the Mediterranean, scattered MHW conditions are affecting the eastern basin

🔗 www.mercator-ocean.eu/bulletin/mar...
December 2, 2025 at 8:55 AM
What if we could see how today’s choices shape tomorrow’s Ocean? 🌊

At #DOF2025, the European Digital Twin Ocean showed its power through live “what-if” simulations on storms, biodiversity, pollution & observing systems.

Dive into the use cases 👉 www.mercator-ocean.eu/ocean-intell...
Digital Twin of the Ocean in Action - Mercator Ocean International
Digital Twin Ocean in Action Real-world applications of the European Digital Twin Ocean turning data into actionable insights DTO European Digital Twin Ocean What If Scenarios International DTO (comin...
www.mercator-ocean.eu
December 1, 2025 at 11:16 AM
Reposted by Mercator Ocean International
Our new article explores how @copernicusmarine.bsky.social uses data from EUMETSAT-operated Sentinel-3 satellites to support the ocean sector.

From algae monitoring to sea level & ice forecasts, @mercatorocean.bsky.social’s Pierre-Yves Le Traon explains why these services are vital: bit.ly/4pcwp64
November 27, 2025 at 10:45 AM
Reposted by Mercator Ocean International
Aiman Shaikh @vliz.be introduces the EDITO Forum at #DOF2025. "A collaborative platform designed to foster ongoing collaboration, networking & cooperation among both current & future EDITO projects". Release: January 2026. @mercatorocean.bsky.social @emodnet.bsky.social @copernicusmarine.bsky.social
November 28, 2025 at 9:33 AM
🌊 At #Greenpact2025 in Poland, Muriel Lux highlighted how Ocean data supports the green transition, with a focus on rapid changes in the Baltic Sea.

Poland is among the countries invited to join the new MOi IGO to strengthe digital Ocean services.

🔗 mercator-ocean.eu/mercator-oce...
November 26, 2025 at 5:37 PM
𝐀𝐝𝐯𝐚𝐧𝐜𝐢𝐧𝐠 𝐎𝐜𝐞𝐚𝐧 𝐤𝐧𝐨𝐰𝐥𝐞𝐝𝐠𝐞 𝐰𝐢𝐭𝐡 𝐀𝐈

Pierre Bahurel & Romane Zufic represented MOi at the “Science Festival: The Voice of the Ocean” in Athens 🇬🇷, as Greece engages in MOi’s transformation into an IGO.

Thanks to Institute Francais en Grece and the French Embassy in Greece.
November 26, 2025 at 3:54 PM
📢#MercatorOcean Marine Heatwave (#MHW) forecast for 29 Nov:

🔵In the #SouthernOcean, the ongoing MHW is intensifying, reaching extreme conditions in localised areas

🔵MHW conditions north of #NewZealand are intensifying, reaching severe categories

🔗 www.mercator-ocean.eu/bulletin/mar...
November 25, 2025 at 4:18 PM
📢October 2025: the 4th warmest October ever recorded for the global Ocean

🔵The global Ocean average surface temperature reached 20.59°C

🔵63% of the Ocean's surface recorded above-average temperatures

Read the full Ocean Temperature Bulletin:
🔗 www.mercator-ocean.eu/bulletin/oce...
November 19, 2025 at 1:41 PM
🌊 The ocean is changing. So is how we understand it.

Join us at the Digital Ocean Forum to see how new ocean data & forecasting tools are shaping a sustainable future.

✅ Expert insights
✅ Interactive sessions
✅ Global networking

events.edito.eu/2025-digital...

#ClimateAction #BlueEconomy
November 19, 2025 at 11:05 AM