The giraffe spot nudibranch, Ancula sp., as designated by Gosliner, 1987, is a species of colourful sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.

Nembrotha megalocera is a species of colourful sea slug, a dorid nudibranch, a marine gastropod mollusk in the family Polyceridae.

The saddled nudibranch, scientific name Cadlina sp.1 as designated by Gosliner, 1987, is a species of colourful sea slug, a dorid nudibranch.

Chromodoris strigata, is a species of colourful sea slug, a dorid nudibranch, a marine gastropod mollusc in the family Chromodorididae.

The white-edged nudibranch, Flabellina capensis, is a species of sea slug, specifically an aeolid nudibranch, a very colourful sea slug.

The fiery nudibranch, Okenia amoenula is a species of colourful sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.

The brown-dotted nudibranch, Cadlina sp.2, as designated by Gosliner, 1987, is a species of colourful sea slug, a dorid nudibranch.

Hypselodoris marci is a species of colourful sea slug or dorid nudibranch, a marine gastropod mollusk in the family Chromodorididae.

The purple lady nudibranch, Flabellina funeka, is a species of aeolid nudibranch, and is a very colourful sea slug.

The California blue dorid, Felimare californiensis, is a species of colourful sea slug or dorid nudibranch, a marine gastropod mollusk in the family Chromodorididae that eats dysideid sponges.