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Genus Larabicus: Larabicus quadrilineatus (Ruppell 1835)(2), the Fourline or Arabian Cleaner Wrasse is actually a cleaner only as a juvenile. As adults (they only get to five inches) the Fourline Wrasse mainly feeds only on coral polyps. Occasionally imported from the Red Sea. Also found in the Gulf of Aden to the south. Adult/male and female shown. Males dark blue in color overall.