Dinoflagellate Ceratium praelongum (Photo : Sophie Marro)
Ocean color satellites travel around the Earth at an altitude of about 700 to 800 km.
Siphonophores Forskalia formosa (Photo : Fabien Lombard)
Dinoflagellates Ceratium platycorne var platycorne (Photo : Sophie Marro)
The seasonal evolution of the chlorophyll a concentration as seen by a « water color » satellite (SeaWifs) in the Atlantic Ocean.
Velella - Planktonic Vessels
Colonies of polyps transported by prevailing winds, velella drift at the surface of warm seas.
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)
Acantharia (Photo : Fabien Lombard)
Illustration in synthesized images of the seasons of the ocean: a year from the Antarctic - Animation Clement Fontana
Salpes - La vie enchaînée
Bien que d’apparence primitive, les salpes sont de proches ancêtres des poissons. Lorsque les algues abondent, les salpes prolifèrent en de longues chaînes d’individus clonés.
Coccolithophore (Photo : Sophie Marro)
Instrumented buoy (Photo : David Luquet)
Colony of diatoms genus Bacillaria whose single cells slide against each other (Video : Sophie Marro)
Amphipode crustacean (Photo : Fabien Lombard)
Dinoflagellate Ceratium gravidum. In the video one can observe the movement of one of the two flagella. (Video : Sophie Marro)
Ctenaria Beroe ovata (Photo : Fabien Lombard)
