Muggiaea kochii (Will, 1844) (Siphonophorae, Calycophorae, Diphydae), nectophore; size up to 7 mm, quite frequent in the Mediterranean. The author has granted permission to MarBEF/VLIZ to use this picture in ERMS and related biological databases hosted at VLIZ. Source: http://www.ville-ge.ch/musinfo/mhng/hydrozoa/hydrozoa-directory.htm