Velella - Planktonic Vessels
Colonies of polyps transported by prevailing winds, velella drift at the surface of warm seas.
The research vessel "Marion Dufresne"
Dinoflagellate Ceratium furca (Photo : Sophie Marro)
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.
Sea Urchin - Planktonic Origins
Barely visible to the naked eye, sea urchin larvae grow and transform into bottom-dwelling urchins.
Dinoflagellates Ceratium platycorne var platycorne (Photo : Sophie Marro)
Surface chlorophyll a concentration in the global ocean.
The seasonal evolution of the chlorophyll a concentration as seen by a « water color » satellite (SeaWifs) in the Atlantic Ocean.
Instrumented buoy (Photo : Emilie Diamond)
Jellyfish Aequorea aequorea (Photo : Fabien Lombard)
Acantharia (Photo : Fabien Lombard)
Acantharia (Photo : Fabien Lombard)
Dinoflagellate Ceratium gravidum. In the video one can observe the movement of one of the two flagella. (Video : Sophie Marro)
Coccolithophore (Photo : Sophie Marro)
Acantharia (Photo : Fabien Lombard)
Underwater glider (Photo : David Luquet)
Dinoflagellate Ceratium candelabrum var depressum (Photo : Sophie Marro)
