Puzzle Phytoplankton : Ceratium arietinum

Foraminifères : Orbulina universa et Larve mollusque (crédit photo : Fabien Lombard)

Foraminifera Orbulina universa and mollusk larva (Photo : Fabien Lombard)

Dinoflagellates Ceratium platycorne var platycorne (Photo : Sophie Marro)

Rosette used to collect seawater samples during a scientific cruise in the South Pacific Ocean. (Photo : Joséphine Ras)

Instrumented buoy (Photo : David Luquet)

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Drifting profiling floats in the Atlantic

Instrumented buoy (Photo : David Luquet)

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Phronimes - Monstres des tonneaux
Recyclant salpes et méduses, la femelle phronime construit des tonneaux gélatineux et y élève sa progéniture.

Underwater glider (Photo : David Luquet)

Acantharia (Photo : Fabien Lombard)

Larva of decapod crustacean (Photo : Fabien Lombard)

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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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Salpes - La vie enchaînée
Bien que d’apparence primitive, les salpes sont de proches ancêtres des poissons. Lorsque les algues abondent, les salpes prolifèrent en de longues chaînes d’individus clonés.

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Colony of dinoflagellates Ceratium hexacanthum. In the video, one can observe the movement of the flagella. (Video : Sophie Marro)

Ostracodes (Photo : Fabien Lombard)

Dinoflagellate Ceratium macroceros var macroceros (Photo : Sophie Marro)

Instrumented buoy (Photo : Emilie Diamond)

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

Rosette used to collect seawater samples during a scientific cruise in the South Pacific Ocean. During the austral summer, the amount of chlorophyll a is so low that the water becomes deep blue, almost purple. (Photo : Joséphine Ras)