Animation of the biosphere obtained from the ocean color sensor SeaWiFS
Ocean color satellites travel around the Earth at an altitude of about 700 to 800 km.
Surface chlorophyll a concentration in the Mediterranean Sea.
Instrumented buoy (Photo : David Luquet)
Large rosette sampler used in the "World Ocean Circulation Experiment". This rosette has 36 10-liter Niskin bottles, an acoustic pinger (lower left), an "LADCP" current profiler (yellow long tube at the center), a CTD (horizontal instrument at the bottom), and transmissometer (yellow short tube at the center). (Photo : L. Talley)
