Les Dinoflagellés - Ceratium gravidum
Ceratium gravidum dont en voit parfaitement les mouvements d’un des deux flagelles.
Les mésocosmes déployés dans la rade de Villefranche en face de l'observatoire océanologique de Villefranche (© L. Maugendre, LOV)
Diatom genus Cylindrotheca (Photo : Sophie Marro)
Diatom genus Coscinodiscus (Photo : Sophie Marro)
Amphipode crustacean (Photo : Fabien Lombard)
The various components of a profiling float type PROVOR
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)
Dinoflagellates Ceratium platycorne var platycorne (Photo : Sophie Marro)
Cténophores - Orgie de couleurs
Vagues de lumière iridescentes, à l'affût de proies, voici les cténophores.
Dinoflagellate Ceratium reflexum (Photo : Sophie Marro)
Carte bathymétrique mondiale
Dinoflagellate Ceratium fusus (Photo : Sophie Marro)
Jellyfish Pelagia noctilica (Photo : Fabien Lombard)
Underwater glider (Photo : David Luquet)
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)
Diatom genus Chaetoceros (Photo : Sophie Marro)
Animation of the biosphere obtained from the ocean color sensor SeaWiFS
Rosette used to collect seawater samples during a scientific cruise in the South Pacific Ocean. (Photo : Joséphine Ras)
