The harlequin tuskfish, Choerodon fasciatus, is a species of wrasse native to the western Pacific Ocean.

The harlequin tuskfish is a carnivore, eating mostly benthic invertebrates such as echinoderms, crustaceans, molluscs, and worms.

In the southern hemisphere, it's range includes Papua New Guinea, the Queensland coast of Australia, Lord Howe Island and New Caledonia.

They will accept frozen and meaty foods such as brine shrimp, mysis, and shellfish.

It is a semi-aggressive fish and ideal tankmates would include angels, tangs, and small triggerfish.