I’m not 100% sure this is the same species that is usually called a Pikachu Nudibranch (Thecacera pacifica) as I can’t find anything confirming that there is a black color morph of them (and all of my nudibranch books are on the other side of the planet), but my dive guide said that is what this little guy is.
Adrienne
December 28, 2019 at 7:27amOr it’s toothless from “How To Train your Dragon.”