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
Swot will be a major asset to study the socean fine scales, especially relevant for marine biology. Swot crossovers will...July 2018: Adopting a Swot crossover for biophysical studies
Ocean indicator : Global Mean Sea Level rise