Rosette used to collect seawater samples during a scientific cruise in the South Pacific Ocean. Duringthe austral summer,the amount of chlorophyllais so low thatthe water becomesdeepblue,almostpurple. (Photo : Joséphine Ras)
Surface chlorophyll a concentration in the global ocean.
Colony of dinoflagellates Ceratium hexacanthum. In the video, one can observe the movement of the flagella. (Video : Sophie Marro)
Dinoflagellate Ceratium extensum(Photo : Sophie Marro)
Tunicata Pyrosoma (Photo : Fabien Lombard)
Carte bathymétrique mondiale
Deployment of a profiling float (Photo : Jean-JacquesPangrazi)
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)