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. 

Products guide
Image of the Month
The minimum flow a river can have can be estimated using the overall discharge. This is one of Swot outputs for rivers,...Dec 2018: Retrieving hidden water contribution to river from space
Ocean indicator : Global Mean Sea Level rise