|The Mermaid of the Abyss!|
|Rōmaji||Shinen no Maameido！|
|Air Date||August 15,2018|
|Storyboard||Haruka Fujita ,Reiko Yoshida|
|Animation Director||Naoko Yamada|
|Opening||Heading to Over|
|← Episode 30||Episode 32 →|
The Mermaid of Abyss! (深淵のマーメイド！ Shinen no Maameido！) is the sixth episode of season three of the Free! anime and the thirty first episode of the overall series. It aired on August 15, 2018.
List of characters in order of appearance:
Community content is available under CC-BY-SA unless otherwise noted.