Laura Verhegge has posted this note about Melibe leonina, seen today in Pedder Bay on the Pearson College Marine Science website
A multitude of Melibe drift to the Pearson College dock
(see other images and a video of the movement on her website)
Ryan Murphy got these images for the Race Rocks Taxonomy.
Domain: Eukarya
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Opisthobranchia
Order: Nudibranchia
Superfamily: Tritoniodea
Family: Tethydidae
Genus: Melibe
Species: leonina Gould, 1852
Common Name: Hooded Nudibranch