Tidal observation reference network. All areas under national jurisdiction, in France and French overseas territories 1679 -

The RONIM projet is the national digital tidal network. RONIM aims to implement and maintain a modern network of tide gauges in the key ports of mainland France and French overseas territories.

The PREVIMER demonstrator is designed for a wide audience, including those who want to obtain short term coastal environmental forecasts for the Channel, Atlantic and Mediterranean coasts, be it for private or professional purposes.