Dinoflagellate Ceratium pentagonum var robustum (Photo : Sophie Marro)
 
			Villefranche-sur-Mer in stormy weather, winter 2011 -  Photo : J.-M. Grisoni
 
			Rosette used to collect seawater samples during a scientific cruise in the South Pacific Ocean. During the austral summer, the amount of chlorophyll a is so low that the water becomes deep blue, almost purple. (Photo : Joséphine Ras)
 
			Instrumented buoy (Photo : David Luquet)
 
			Dinoflagellate Ceratium paradoxides (Photo : Sophie Marro)
 
			
Dinoflagellate Ceratium gravidum. In the video one can observe the movement of one of the two flagella. (Video : Sophie Marro)
  
			Siphonophores Forskalia formosa (Photo : Fabien Lombard)
 
 
			
Plankton
Plankton are a multitude of living organisms adrift in the currents.Our food, our fuel, and the air we breathe originate in plankton.
 
 
 
			Mollusk  (Photo : Fabien Lombard)
 
			Carte bathymétrique mondiale
 
			Gelatinous plankton Mneniopsis  (Photo : Fabien Lombard)
 
			Siphonophore Forskalia formosa (Photo : Fabien Lombard)
 
 
			Surface chlorophyll a concentration in the global ocean.
 
			Ciliate (Photo : Fabien Lombard)
 
 
			Scientists collecting seawater samples from the rosette (Photo : Stacy Knapp, Woods Hole Oceanographic Institution)
 
			Acantharia (Photo : Fabien Lombard)
 
 
			
Pleurobrachia
Propulsées par huit rangées de peignes, les groseilles de mer déploient deux longs tentacules pour pêcher des crustacés.
 
 
 
			Dinoflagellate Ceratium extensum (Photo : Sophie Marro)