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)
Copepode Coryceide (Photo : Fabien Lombard)
Jellyfish Rhizostoma pulmo (Photo : Fabien Lombard)
Scientists collecting seawater samples from the rosette (Photo : Stacy Knapp, Woods Hole Oceanographic Institution)
Copepode Sapphirina iris (Photo : Fabien Lombard)
Siphonophore Forskalia formosa (Photo : Fabien Lombard)
Illustration in synthesized images of the seasons of the ocean: a year from the Arctic - Animation Clement Fontana
Animation of the biosphere obtained from the ocean color sensor SeaWiFS
Instrumented buoy (Photo : David Luquet)
Deployment of a profiling float (Photo : Jean-Jacques Pangrazi)
Ciliate (Photo : Fabien Lombard)
Les mésocosmes déployés dans la rade de Villefranche en face de l'observatoire océanologique de Villefranche (© L. Maugendre, LOV)
The research vessel "James COOK"
Siphonophores - The longest animals on the planet
Cousins of corals, siphonophores are colonies of specialized individuals called zoids. Some catch and digest their prey, others swim, or lay eggs or sperm.
Embryos and larvae
Drifting in the currents, embryos and larvae perpetuate the species and are food for multitudes.
Dinoflagellate Ceratium gravidum (Photo : Sophie Marro)
Dinoflagellate Ceratium gravidum. In the video one can observe the movement of one of the two flagella. (Video : Sophie Marro)
