Radiolarians (Photo : Fabien Lombard)
Copepode Sapphirina iris (Photo : Fabien Lombard)
Embryos and larvae
Drifting in the currents, embryos and larvae perpetuate the species and are food for multitudes.
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)
Dinoflagellate Ceratium teresgyr (Photo : Sophie Marro)
Instrumented buoy (Photo : Emilie Diamond)
Surface chlorophyll a concentration in the Mediterranean Sea.
Foraminifera Orbulina universa and mollusk larva (Photo : Fabien Lombard)
Dinoflagellate Ceratium tripos (Photo : Sophie Marro)
Dinoflagellate Ceratium gravidum. In the video one can observe the movement of one of the two flagella. (Video : Sophie Marro)
Instrumented buoy (Photo : David Luquet)
Ostracodes (Photo : Fabien Lombard)
Foraminifera Ruber (Photo : Fabien Lombard)
Amphipode crustacean (Photo : Fabien Lombard)
This video describes how to perform the Ludion experiment and explains the physical processes involved.
