Quizz observation of the oceans and seas

the seasonal evolution of the chlorophyll a concentration

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

Surface chlorophyll a concentration in the Mediterranean Sea.

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

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The various components of a profiling float type PROVOR

Teaching sheets

Gelatinous plankton salpes and Beroe (Photo : Fabien Lombard)

World ocean currents map

Jellyfish Pelagia noctiluca (Photo : Fabien Lombard)

Préparation des mésocosmes sur le ponton du laboratoire d'Océanographie de Villefranche lors de l'expérience menée en rade de Villefranche en février 2013 (© L. Maugendre, LOV)

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

Dinoflagellate Ceratium gravidum (Photo : Sophie Marro)

Instrumented buoy (Photo : Emilie Diamond)

Ctenaria Lampetia pancerina (Photo : Fabien Lombard)

Profiling float (Photo : David Luquet)

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

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 extensum (Photo : Sophie Marro)

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