Common Name: Naso Tang or Orange-Spine Unicornfish
Scientific Name: Naso lituratus
Min. Tank Size: 180 gallons
Captive Care: Intermediate
Max. Size: 45 cm (17.5")
Range: East Indian Ocean from Christmas Pacific Ocean: Honshu, Japan south to the Great Barrier Reef and New Caledonia and east to the Hawaiian Islands, French Polynesia, and Pitcairn. Eastern Pacific: Clipperton Island.
Depth: 5 - 90m (16.4 - 295.3ft)
Remarks: Capable of changing overall into light grayish blue, as when at a cleaning station; when in courtship the males quickly display a broad, bluish white zone on the nape and anterior part of the body, followed by narrow bars of the same color that extend onto lower side. Once regarded a wide-ranging Indo-Pacific species, the Indian Ocean population is now recognized as a separate species, Naso elegans.