Franco Banfi / Nudibranch (Flabellina affinis) Vela Luka, Korcula Island, Croatia, Adriatic Sea, Mediterranean.

Sergio Hanquet / Nudibranch (Flabellina affinis). Canary Islands, Tenerife.

Pascal Kobeh / Mediterranean / Pink flabellina nudibranch(Flabellina affinis), Canary Islands

Constantinos Petrinos / Purple nudibranch (Flabellina affinis) laying its egg mass. Athens, Attica Region, Greece. Saronic Gulf, Aegean Sea. August.

Constantinos Petrinos / Purple nudibranch (Flabellina affinis) Athens, Attica Region, Greece. Saronic Gulf, Aegean Sea. August.

Constantinos Petrinos / Purple nudibranch (Flabellina affinis) Athens, Attica Region, Greece. Saronic Gulf, Aegean Sea. August.

MYN / Dimitris Poursanidis / Ventral view of Mediterranean Violet Aeolid (Flabellina affinis) Crete, Greece, November. Meetyourneighbours.net project

Franco Banfi / Nudibranchs (Flabellina affinis) at 'Punta Madonna' dive-site, Ponza Island, Italy, Tyrrhenian Sea, Mediterranean

Franco Banfi / Nudibranch (Flabellina affinis) Punta Campanella Marine Protected Area, Amalfi Coast, Italy, Tyrrhenian Sea, Mediterranean.

Sergio Hanquet / Nudibranch (Flabelina affinis)Tenerife, Canary Islands.