Copepode Sapphirina iris  (Photo : Fabien Lombard)

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

Gelatinous plankton Pelagia and Ctenophores  (Photo : Fabien Lombard)

Instrumented buoy (Photo : David Luquet)

Diatom genus Chaetoceros (Photo : Sophie Marro)

Gelatinous plankton salpes and Beroe (Photo : Fabien Lombard)

Vue sous-marine d'un groupe de mésocosmes montrant la structure de flottaison en surface (© Stareso)

Siphonophores Forskalia formosa (Photo : Fabien Lombard)

Deployment of a profiling float (Photo : Jean-Jacques Pangrazi)

Carte bathymétrique de la Mer Méditerranée

Scientists collecting seawater samples from the rosette (Photo : Stacy Knapp, Woods Hole Oceanographic Institution)

Crab Zoea larva (Photo : Fabien Lombard)

Mollusk  (Photo : Fabien Lombard)

Underwater glider (Photo : David Luquet)

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)

Dinoflagellate Ceratium teresgyr (Photo : Sophie Marro)

Elephant seal equipped with a sensor