Name
Rhizostoma
barrel jellyfish
Framing
Phylum: Cnidaria
Class: Scyphozoa
Order: Rhizostomeae
Genus: Rhizostoma
Habitat
Marine, floating pelagic and swimmer
Feeding
Feeds on plankton
Distribution
North Atlantic (Europe and Africa) and Mediterranean
Conservation status
Abundant
Additional information
May exceed 40 cm in diameter. No marginal tentacles. The oral lobes, of very showy appearance, have secondary mouths, as the original one has been lost. The colour is translucent white with bluish tones and dark purple rim of the umbrella.
Additional information
Bibliography
Kienberger, K., et al. (2018). First description of the life cycle of the jellyfish Rhizostoma luteum (Scyphozoa: Rhizostomeae). PloS one, 13(8), e0202093.;Fuentes, et al.(2011). Life cycle of the jellyfish Rhizostoma pulmo (Scyphozoa: Rhizostomeae) and its distribution, seasonality and inter-annual variability along the Catalan coast and the Mar Menor (Spain, NW Mediterranean). Marine Biology, 158(10), 2247-2266.