Harlequin Sweetlips

This marine aquarium fish is known as Harlequin Sweetlips and the correct latin name is Plectorhinchus chaetodonoides. The family that this fish belongs to is called the Grunts family. (e) It's origin is Indian Ocean. (e)

Character and suggestions regarding care

A semi-aggressive species which is not suitable for classic aquariums. Instead, public aquariums are ideal for raising.

Harlequin Sweetlips can grow up to 70 cm what is approximately 27 inches. 1 specimen basically needs at least 8400cm² of water surface which is approximately 1302 square inch. It is recommended to raise this species in fish tanks that are very large. (e) Medium aquariums have at least 113 Litres (30 US Gallons). Large aquariums have at least 265 Litres (70 US Gallons). Capacity of very large aquariums is at least 700 Litres (185 US Gallons).

It is difficult to keep the Harlequin Sweetlips fish. (e) The specific gravity (SG) should be between 1,020 and 1,025, the temperature between 23°C (73.4°F) and 26°C (78.8°F). The recommended pH level is between 8.0 and 8.3 since marine fish are used to these levels in general.

Adult specimen





Juvenile specimen





Thanks to Kenneth Leonard for the pictures. Copyright Ken Leonard.

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Related fish profiles in the database

• Anisotremus Virginicus (Porkfish)
• Haemulon Flavolineatum (French Grunt)
• Haemulon Sciurus (Bluestriped Grunt)
• Plectorhinchus Flavomaculatus (Lemon Sweetlip)
• Plectorhinchus Gaterinus (Blackspotted Rubberlip)
• Plectorhinchus Vittatus (Indian Ocean Oriental Sweetlips, Oriental Thicklip)

Recommended reading

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• Pajama Cardinals

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