Quizz the ocean seasons

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

Plankton
Plankton are a multitude of living organisms adrift in the currents.Our food, our fuel, and the air we breathe originate in plankton.

The profiling float

Les mésocosmes déployés dans la rade de Villefranche (© L. Maugendre, LOV)

Underwater glider (Photo : David Luquet)

Amphipode crustacean (Photo : Fabien Lombard)

Dinoflagellate Ceratium arietinum var arietinum (Photo : Sophie Marro)

Dinoflagellate Ceratium furca (Photo : Sophie Marro)

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

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

Diatom genus Hemiaulus (Photo : Sophie Marro)

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

The profiling float

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

Velella - Planktonic Vessels
Colonies of polyps transported by prevailing winds, velella drift at the surface of warm seas.

Dinoflagellate Ceratium extensum (Photo : Sophie Marro)

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

Dinoflagellate Ceratium paradoxides (Photo : Sophie Marro)

mon océan & moi