Under sea narrative figuration returns to contemporary painting. A print from copper plate etching is shown, not a "painting", but you can say that's a metaphor.
The goal of Art is to create in a visible form things which did not previously exist.
On the flip side: "The biased coin is the mermaid of probability theory : everybody has heard of it, but it has never been spotted in the flesh".
The mermaid, half-human half-fish is an hybrid art figure, was doomed to develop a peculiar hybrid of realism and conceptualism. Mermaids have legs.