Instrumented buoy (Photo : David Luquet)
Seasonal evolution of the chlorophyll a concentration as obtained by the ocean color sensor SeaWiFS in the Atlantic Ocean.
Ctenaria Eucharis multicornis (Photo : Fabien Lombard)
Les Dinoflagellés - Ceratium hexacanthum
chaîne de Ceratium hexacanthum qui restent les uns à la suites des autres au fur et à mesure des divisions.
Le mouvement des flagelles est bien visible.
Dinoflagellate Ceratium fusus (Photo : Sophie Marro)
Amphipode crustacean (Photo : Fabien Lombard)
Ciliate (Photo : Fabien Lombard)
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)
Mollusk (Photo : Fabien Lombard)
Diatoms - Life in glass houses
Champions of photosynthesis, these unicellular organisms appeared at the time of dinosaurs.They produce a quarter of the oxygen we breathe.
Sea Urchin - Planktonic Origins
Barely visible to the naked eye, sea urchin larvae grow and transform into bottom-dwelling urchins.
Rosette used to collect seawater samples during a scientific cruise in the South Pacific Ocean. (Photo : Joséphine Ras)
Siphonophore Forskalia formosa (Photo : Fabien Lombard)
Deployment of a profiling float (Photo : Jean-Jacques Pangrazi)
Siphonophores Forskalia formosa (Photo : Fabien Lombard)
Dinoflagellate Ceratium arietinum var arietinum (Photo : Sophie Marro)
Acantharia (Photo : Fabien Lombard)
Dinoflagellate Ceratium azoricum (Photo : Sophie Marro)
