A year from the Arctic

Tuniciers (salpes en chaine) : Salpa fusiformis (crédit photo : Fabien Lombard)

Colony of salps Salpa fusiformis (Photo : Fabien Lombard)

Instrumented buoy (Photo : Emilie Diamond)

Underwater glider (Photo : David Luquet)

Squid larva (Photo : Fabien Lombard)

Mollusk (Photo : Fabien Lombard)

Instrumented buoy (Photo : David Luquet)

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)

Squid larva (Photo : Fabien Lombard)

The research vessel "Marion Dufresne"

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

Prélèvements d'eau des mésocosmes pour analyses, lors de l'expérience menée en Corse en juin/juillet 2012 (© A. Ree, PML)

Krill (Photo : Fabien Lombard)

Acantharia (Photo : Fabien Lombard)

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The seasonal evolution of the chlorophyll a concentration as seen by a « water color » satellite (SeaWifs) in the Atlantic Ocean.

Satellite observation (GEOS-12) of Hurricane Katrina in August 2005 in the Gulf of Mexico - Source : NASA-NOAA

Jellyfish Rhizostoma pulmo (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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The various components of a profiling float type PROVOR