Gwyneth Llewelyn as an underwater mermaid

Gynopisces nympha

Gynopisces nympha, known as the tropical mermaid, is a sapient marine primate found in tropical coastal waters. Part of the Hominidae family, they have a unique anatomy adapted for aquatic life. The species faces critical endangerment due to environmental changes and has deep cultural ties with human societies, influencing folklore and conservation efforts.