Pink Flabellina, Flabellina affinis, Vis Island, Mediterranean Sea, Croatia

flabellina nudibranch flabellina affinis vis island mediterranean sea croatia aeolid nudibranch marine invertebrate mollusks nudibranch snail sea snail seasnail sea slug slug violet pink vis adriatic sea dalmatia split dalmatia europe geography nature sea ocean sealife underwater rm no people one animal full length side view close up horizontal