Les Dinoflagellés - Ceratium gravidum
Ceratium gravidum dont en voit parfaitement les mouvements d’un des deux flagelles.
Instrumented buoy (Photo : David Luquet)
Diatom genus Rhizosolenia (Photo : Sophie Marro)
Colony of diatoms genus Bacillaria whose single cells slide against each other (Video : Sophie Marro)
Ciliate (Photo : Fabien Lombard)
Instrumented buoy (Photo : David Luquet)
Ocean color satellites travel around the Earth at an altitude of about 700 to 800 km.
Squid larva (Photo : Fabien Lombard)
Ptéropodes - Mollusques qui nagent
Les papillons des mers construisent de fragiles coquilles. Résisteront-elles à l’acidification des océans?
Dinoflagellate Ceratium teresgyr (Photo : Sophie Marro)
Squid larva (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)
Jellyfish Leuckaztiara octona (Photo : Fabien Lombard)
Sea Urchin - Planktonic Origins
Barely visible to the naked eye, sea urchin larvae grow and transform into bottom-dwelling urchins.
Les mésocosmes déployés dans la rade de Villefranche en face de l'observatoire océanologique de Villefranche (© L. Maugendre, LOV)
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)
Instrumented buoy (Photo : David Luquet)