Jigsaw Puzzle : Velella - Planktonic Vessels

Vue sous-marine d'un groupe de mésocosmes (© Stareso)

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

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

Phytoplankton bloom observed by the ocean color sensor MODIS onboard NASA satellite Terra in May 2010. The bloom spreads broadly in the North Atlantic from Iceland to the Bay of Biscay - Source : NASA's Earth Observatory (http:/earthobservatory.nasa.gov)

Dinoflagellate Ceratium ranipes grd mains (Photo : Sophie Marro)

Dinoflagellate Ceratium macroceros var macroceros (Photo : Sophie Marro)

Instrumented buoy (Photo : David Luquet)

Jellyfish Pelagia noctilica (Photo : Fabien Lombard)

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

Squid larva (Photo : Fabien Lombard)

Les mésocosmes attirent les poissons ! (© Stareso)

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

Siphonophore Forskalia formosa (Photo : Fabien Lombard)

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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.

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

Surface chlorophyll a concentration in the global ocean.

Dinoflagellate Ceratium paradoxides (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.