Gelatinous plankton Pelagia and Ctenophores  (Photo : Fabien Lombard)

Rosette used to collect seawater samples during a scientific cruise in the South Pacific Ocean. During the austral summer, the amount of chlorophyll a is so low that the water becomes deep blue, almost purple. (Photo : Joséphine Ras)

Diatom genus Rhizosolenia (Photo : Sophie Marro)

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

Amphipode crustacean  (Photo : Fabien Lombard)

Carte bathymétrique mondiale

Siphonophores Forskalia formosa (Photo : Fabien Lombard)

Dinoflagellate Ceratium praelongum (Photo : Sophie Marro)

Dinoflagellates Ceratium platycorne var platycorne (Photo : Sophie Marro)

Ciliate (Photo : Fabien Lombard)

Jellyfish Rhizostoma pulmo  (Photo : Fabien Lombard)

Foraminifera Orbulina universa  and mollusk larva (Photo : Fabien Lombard)

Dinoflagellate Ceratium fusus (Photo : Sophie Marro)

Dinoflagellate Ceratium extensum (Photo : Sophie Marro)

Coccolithophore  (Photo : Sophie Marro)

Acantharia (Photo : Fabien Lombard)