Velella - Planktonic Vessels Colonies of polyps transported by prevailing winds, velella drift at the surface of warm seas.
Siphonophore (Photo : Fabien Lombard)
Krill (Photo : Fabien Lombard)
Instrumented buoy (Photo : David Luquet)
Ocean color satellites travel around the Earth at an altitude of about 700 to 800 km.
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)
Dinoflagellate Ceratium teresgyr (Photo : Sophie Marro)
