Vasilis STERGIOS le 11/05/24
Found this organism being carried by the waves at near surface depth. Looks like a sea slug but I have never seen one like this before. Any helpful suggestions would be much appreciated!
Vasilis STERGIOS le 11/05/24
Pascal GIRARD Wow, I never would have come up with the right answer! Thank you so much for the help - I have learned something new today :)
Pascal GIRARD le 11/05/24
Hi, it's a cerata of Tethys fimbria, the biggest nudibranch of the Med sea.
See here:
WECKEL Adrien, SITTLER Alain-Pierre, KUPFER Michel, MÜLLER Yves, REGUIEG Aedwina in : DORIS, 09/01/2021 : Tethys fimbria Linnaeus, 1767, https://doris.ffessm.fr/ref/specie/686