Jackie is a mermaid with a orange tail with a dophlin like fluke and macthing tops and has godlike powers she was turned into a polyp when she was 7 years old but when she was 13 she was turned back into a mermaid she is a member of the mergang along with Cleo, Attina, Aquata, Andrina, Arista, Alana, Gabriel, Emma and Rikki and are transformed into a polyp currently.