Dinoflagellate Ceratium fusus (Photo : Sophie Marro)
Illustration in synthesized images of the seasons of the ocean: a year from the Arctic - Animation Clement Fontana
Ptéropodes - Mollusques qui nagent
Les papillons des mers construisent de fragiles coquilles. Résisteront-elles à l’acidification des océans?
Préparation et mise à l'eau des mésocosmes sur le ponton de l'observatoire océanologique de Villefranche lors de l'expérience menée en rade de Villefranche en février 2013 (© L. Maugendre, LOV)
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.
Dinoflagellate Ceratium arietinum var arietinum (Photo : Sophie Marro)
Radiolarians (Photo : Fabien Lombard)
Diatom genus Rhizosolenia (Photo : Sophie Marro)
Deployment of a profiling float (Photo : Jean-Jacques Pangrazi)
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 Aequorea aequorea (Photo : Fabien Lombard)
Velella - Planktonic Vessels
Colonies of polyps transported by prevailing winds, velella drift at the surface of warm seas.
Colony of salps Salpa fusiformis (Photo : Fabien Lombard)
Gelatinous plankton Mneniopsis (Photo : Fabien Lombard)
Instrumented buoy (Photo : Emilie Diamond)
