Observation puzzle : the rosette

Dinoflagellate Ceratium carriense var volans (Photo : Sophie Marro)

Siphonophore Forskalia formosa (Photo : Fabien Lombard)

Diatom genus Rhizosolenia (Photo : Sophie Marro)

Crab larva (Photo : Fabien Lombard)

Profiling float (Photo : David Luquet)

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Embryos and larvae
Drifting in the currents, embryos and larvae perpetuate the species and are food for multitudes.

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Colony of diatoms genus Bacillaria whose single cells slide against each other (Video : Sophie Marro)

Dinoflagellate Ceratium falcatum (Photo : Sophie Marro)

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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.

Diatom species Odontella mobiliensis (Photo : Sophie Marro)

Larva of decapod crustacean (Photo : Fabien Lombard)

Les mésocosmes attirent les poissons ! (© Stareso)

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Seasonal evolution of the chlorophyll a concentration as obtained by the ocean color sensor SeaWiFS in the Atlantic Ocean.

Jellyfish Leuckaztiara octona (Photo : Fabien Lombard)

Ctenaria Lampetia pancerina (Photo : Fabien Lombard)

Foraminifera (Photo : Fabien Lombard)

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)