Instrumented buoy (Photo : Emilie Diamond)

Large rosette sampler used in the "World Ocean Circulation Experiment". This rosette has 36 10-liter Niskin bottles, an acoustic pinger (lower left), an "LADCP" current profiler (yellow long tube at the center), a CTD (horizontal instrument at the bottom), and transmissometer (yellow short tube at the center). (Photo : L. Talley)

Surface chlorophyll a concentration in the Mediterranean Sea.

Average chlorophyll concentration in the surface ocean (from mi-September 1997 to August 2007) from the ocean color sensor SeaWiFS (NASA). Subtropical gyres, in the center of the oceanic basins, are characterized by very low concentrations of chlorophyll a (dark blue) - Source : NASA's Earth Observatory (http:/earthobservatory.nasa.gov)

Villefranche-sur-Mer in stormy weather, winter 2011 -  Photo : J.-M. Grisoni

Instrumented buoy (Photo : David Luquet)

Ocean color satellites travel around the Earth at an altitude of about 700 to 800 km.

Siphonophores (Photo : Fabien Lombard)

Dinoflagellate Ceratium ranipes grd mains (Photo : Sophie Marro)

The research vessel "James COOK"

Les mésocosmes déployés dans la rade de Villefranche (© L. Maugendre, LOV)

Dinoflagellate Ceratium paradoxides (Photo : Sophie Marro)

Dinoflagellate Ceratium reflexum (Photo : Sophie Marro)

Ciliate (Photo : Fabien Lombard) 

Villefranche-sur-Mer in stormy weather, winter 2011 - Photo : J.-M. Grisoni

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