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)
Siphonophores Forskalia formosa (Photo : Fabien Lombard)
Crab Zoea larva (Photo : Fabien Lombard)
Illustration in synthesized images of the seasons of the ocean: a year from the Arctic - Animation Clement Fontana
Velella - Planktonic Vessels
Colonies of polyps transported by prevailing winds, velella drift at the surface of warm seas.
Villefranche-sur-Mer in stormy weather, winter 2011 - Photo : J.-M. Grisoni
Radiolarians (Photo : Fabien Lombard)
Annelid worm (Photo : Fabien Lombard)
Acantharia (Photo : Fabien Lombard)
Instrumented buoy (Photo : Emilie Diamond)
Surface chlorophyll a concentration in the global ocean.
Squid larva (Photo : Fabien Lombard)
Les Dinoflagellés - Ceratium hexacanthum
chaîne de Ceratium hexacanthum qui restent les uns à la suites des autres au fur et à mesure des divisions.
Le mouvement des flagelles est bien visible.
Jellyfish Rhizostoma pulmo (Photo : Fabien Lombard)
Squid larva (Photo : Fabien Lombard)
Dinoflagellate Ceratium furca (Photo : Sophie Marro)
