Mercator Ocean International is an international reference for Ocean data and expertise and provides a variety of thematic pages and Ocean Bulletins, following changes in the Ocean in line with climate change and natural variations. We provide a growing suite of Bulletins, offering in-depth coverage on topics like Marine Heatwaves, Sea Ice, El Niño, and more…
About the Bulletin
Mercator Ocean International publishes a monthly sea surface temperature bulletin reporting on mean temperature and marine heatwave conditions for the month just passed. It includes:
- Regions where MHWs are present and the time these events started,
- Timeseries showing the total surface occupied by MHWs globally and for the European region,
- The total number of days of exposure to MHW during the month (including only strong and higher intensity categories).
Source: Mercator Ocean International
Mercator Ocean International
- European Commission launches OceanEye: Mercator Ocean to contribute to the initiative
- Digital Ocean Week 2026: Towards the Next-Generation Ocean Intelligence Services
- Greece Joins France and Norway to establish the new IGO Mercator International Centre for the Ocean
- Mercator Ocean Sets Sail to Support the PIRATA Programme
- WMO 2025 Climate Report highlights Ocean Changes and Earth Energy Imbalance
- Mercator Ocean welcomes the launch of the European Commission’s initiative OceanEye at the European Ocean Days 2026
- Mercator Ocean launches new podcast “Decoding the Ocean”
- Digital Ocean intelligence takes centre stage at the 18th European Space Conference
- Norway Becomes the First Member State of the Mercator International Centre for the Ocean
- Mercator Ocean Advances Its Transition to an Intergovernmental Organisation
