Colony of diatoms genus Bacillaria whose single cells slide against each other (Video : Sophie Marro)

Underwater glider

Animation of the biosphere obtained from the ocean color sensor SeaWiFS

The profiling float

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.

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

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