Cténophores - Orgie de couleurs
Vagues de lumière iridescentes, à l'affût de proies, voici les cténophores.
 
 
 
			Rosette used to collect seawater samples during a scientific cruise in the South Pacific Ocean. (Photo : Joséphine Ras)
Instrumented buoy (Photo : Emilie Diamond)
Dinoflagellate Ceratium praelongum (Photo : Sophie Marro)
	This video describes how to perform the Ludion experiment and explains the physical processes involved.
 
 
 
			Villefranche-sur-Mer in stormy weather, winter 2011 - Photo : J.-M. Grisoni
Dinoflagellate Ceratium fusus (Photo : Sophie Marro)
The seasonal evolution of the chlorophyll a concentration as seen by a « water color » satellite (SeaWifs) in the Atlantic Ocean.
 
 
 
 
 
			
Drifting profiling floats in the Atlantic
 
 
 
			Siphonophore  (Photo : Fabien Lombard)
The research vessel "James COOK"
Surface chlorophyll a concentration in the Mediterranean Sea.
Siphonophore  Forskalia formosa (Photo : Fabien Lombard)
Profiling float (Photo : David Luquet)
Satellite observation (GEOS-12) of Hurricane Katrina in August 2005 in the Gulf of Mexico - Source : NASA-NOAA
Jellyfish Pelagia noctilica  (Photo : Fabien Lombard)
Ctenaria Lampetia pancerina  (Photo : Fabien Lombard)
Scientists collecting seawater samples from the rosette (Photo : Stacy Knapp, Woods Hole Oceanographic Institution)