Quizz the ocean seasons

Instrumented buoy (Photo : Emilie Diamond)

Dinoflagellate Ceratium paradoxides (Photo : Sophie Marro)

Vue sous-marine d'un groupe de mésocosmes montrant la structure de flottaison en surface (© Stareso)

Acantharia (Photo : Fabien Lombard)

Ciliate (Photo : Fabien Lombard)

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Sea Urchin - Planktonic Origins
Barely visible to the naked eye, sea urchin larvae grow and transform into bottom-dwelling urchins.

Vue sous-marine d'un groupe de mésocosmes montrant un plongeur récoltant les pièges à sediment (© Stareso)

Dinoflagellate Ceratium falcatum (Photo : Sophie Marro)

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

Villefranche-sur-Mer in stormy weather, winter 2011 - Photo : J.-M. Grisoni

Profiling float (Photo : David Luquet)

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Siphonophores - The longest animals on the planet
Cousins of corals, siphonophores are colonies of specialized individuals called zoids. Some catch and digest their prey, others swim, or lay eggs or sperm.

Squid larva (Photo : Fabien Lombard)

Diatom genus Rhizosolenia (Photo : Sophie Marro)

Average chlorophyll concentration in the surface ocean (from mi-September 1997 to August 2007) from the ocean color sensor SeaWiFS (NASA). Subtropical gyres, in the center of the oceanic basins, are characterized by very low concentrations of chlorophyll a (dark blue) - Source : NASA's Earth Observatory (http:/earthobservatory.nasa.gov)

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Cténophores - Orgie de couleurs
Vagues de lumière iridescentes, à l'affût de proies, voici les cténophores.

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The various components of a profiling float type PROVOR

Gelatinous plankton Pelagia and Ctenophores (Photo : Fabien Lombard)