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)
Instrumented buoy (Photo : David Luquet)
Dinoflagellate Ceratium gravidum. In the video one can observe the movement of one of the two flagella. (Video : Sophie Marro)
Dinoflagellate Ceratium paradoxides (Photo : Sophie Marro)
Scientists collecting seawater samples from the rosette (Photo : Stacy Knapp, Woods Hole Oceanographic Institution)
Diatom genus Cylindrotheca (Photo : Sophie Marro)
Ciliate (Photo : Fabien Lombard)
Les mésocosmes déployés dans la rade de Villefranche en face de l'observatoire océanologique de Villefranche (© L. Maugendre, LOV)
Ctenaria Lampetia pancerina (Photo : Fabien Lombard)
Dinoflagellés Ceratium massiliense var protuberans (Photo : Sophie Marro)
Dinoflagellates Ceratium platycorne var platycorne (Photo : Sophie Marro)
Deployment of a profiling float (Photo : Jean-Jacques Pangrazi)
Larva of decapod crustacean (Photo : Fabien Lombard)
Acantharia (Photo : Fabien Lombard)
Jellyfish Leuckaztiara octona (Photo : Fabien Lombard)
Mollusk (Photo : Fabien Lombard)
Quizz observation This quizz is about the concepts covered in the topic : observation of the oceans and seas.
