Welcome to AVISO +
The reference portal in altimetry merging the historical AVISO website from Cnes and the CTOH website. Here, you will find data, articles, news and tools to help you discover or improve your skills in the altimetry domain through four key themes: ocean, coast, hydrology and ice.
News
- New ODATIS Ocean Color MR dataset (2025-04-15)
ODATIS ocean color medium resolution (MR) Level 3 product provides optical reflectance measurements as well as related physical, subsurface and biogeochemical parameters.
- A Eumetsat short course "Assimilating altimetry: supporting ocean forecasting with surface topography mission data" (2025-04-11)
A Eumetsat short course, with the expertise of Mercator Ocean International to be held online 7 May, 12- 14UTC, is now open for registration.
- Registration for the SWOT Science Team Meeting is now open! (2025-04-02)
We are pleased to announce that registration is now open for the 2025 SWOT Science Team meeting.
Operational News
Products guide
Image of the Month
Ocean indicator : Global Mean Sea Level rise
