Ciliate (Photo : Fabien Lombard)
 
Underwater glider (Photo : David Luquet)
Instrumented buoy (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 extensum (Photo : Sophie Marro)
Jellyfish Leuckaztiara octona (Photo : Fabien Lombard)
Dinoflagellate Ceratium macroceros var macroceros (Photo : Sophie Marro)
Instrumented buoy (Photo : Emilie Diamond)
Ctenaria Beroe ovata  (Photo : Fabien Lombard)
Ciliate (Photo : Fabien Lombard) 
Embryos and larvae
Drifting in the currents, embryos and larvae perpetuate the species and are food for multitudes.
  
			Copepode Sapphirina iris  (Photo : Fabien Lombard)
Carte bathymétrique de la Mer Méditerranée
Diatom genus Cylindrotheca (Photo : Sophie Marro)
Instrumented buoy (Photo : David Luquet)
Dinoflagellate Ceratium gravidum (Photo : Sophie Marro)
Foraminifera Orbulina universa  and mollusk larva (Photo : Fabien Lombard)
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)