Harlequin Sweetlips Species: Type: Length: What it looks like: Location (EO) Location (EO2) Time Forms The Harlequin Sweetlips is a fish seen in both Endless Ocean and Endless Ocean: Blue World. It is a very small fish, only seen under zoom-mode patches, and has the scientific name Plectorhinchus Chaetodonoides. Its trivia is obtained by feeding it.