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)
Acantharia (Photo : Fabien Lombard)
Jellyfish Leuckaztiara octona (Photo : Fabien Lombard)
Diatom genus Chaetoceros (Photo : Sophie Marro)
Deployment of a profiling float (Photo : Jean-Jacques Pangrazi)
Sea Urchin - Planktonic Origins
Barely visible to the naked eye, sea urchin larvae grow and transform into bottom-dwelling urchins.
Instrumented buoy (Photo : David Luquet)
Dinoflagellate Ceratium arietinum var arietinum (Photo : Sophie Marro)
Acantharia (Photo : Fabien Lombard)
Diatom genus Rhizosolenia (Photo : Sophie Marro)
Mollusk (Photo : Fabien Lombard)
Instrumented buoy (Photo : David Luquet)
Phytoplankton bloom observed by the ocean color sensor MODIS onboard NASA satellite Terra in May 2010. The bloom spreads broadly in the North Atlantic from Iceland to the Bay of Biscay - Source : NASA's Earth Observatory (http:/earthobservatory.nasa.gov)
Les Dinoflagellés - Ceratium gravidum
Ceratium gravidum dont en voit parfaitement les mouvements d’un des deux flagelles.
