A year from the Arctic

Cnidaires : Siphonophore Forskalia formosa (crédit photo : Fabien Lombard)

Siphonophore Forskalia formosa (Photo : Fabien Lombard)

Siphonophore (Photo : Fabien Lombard)

Deployment of a profiling float (Photo : Jean-Jacques Pangrazi)

Copepode Coryceide (Photo : Fabien Lombard)

Elephant seal equipped with a sensor

Ciliate (Photo : Fabien Lombard)

Foraminifera Ruber (Photo : Fabien Lombard)

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Illustration in synthesized images of the seasons of the ocean: a year from the Antarctic - Animation Clement Fontana

Scientists collecting seawater samples from the rosette (Photo : Stacy Knapp, Woods Hole Oceanographic Institution)

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Underwater glider

Deployment of a profiling float (Photo : Jean-Jacques Pangrazi)

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Diatoms - Life in glass houses
Champions of photosynthesis, these unicellular organisms appeared at the time of dinosaurs.They produce a quarter of the oxygen we breathe.

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Pleurobrachia
Propulsées par huit rangées de peignes, les groseilles de mer déploient deux longs tentacules pour pêcher des crustacés.

Squid larva (Photo : Fabien Lombard)

Instrumented buoy (Photo : David Luquet)

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Pelagia - Fearsome Jellyfish
Mauve jellies move in droves, their nasty stings feared by swimmers.

Diatom genus Rhizosolenia (Photo : Sophie Marro)

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)