Purple Tang (Zebrasoma xanthurum)

Fish in the family Acanthuridae. Expert care. Not Reef Safe.

Purple Tang

Quick facts

Scientific nameZebrasoma xanthurum
FamilyAcanthuridae
Also known asYellowtail Surgeonfish
Care levelExpert
Reef safetyNot Reef Safe
TemperamentSemi Aggressive
Dietherbivore
Adult size10 in
Minimum tank size100 gallons
Water parametersTemperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.025
Feeding schedule1-2 times daily

Appearance

Purple Tang is a laterally compressed fish with a vibrant purple-blue body, bright yellow dorsal and anal fins, and yellow pectoral fin margins. The species has the characteristic tang body shape with venomous spines on the caudal peduncle.

Diet and feeding

Feed high-quality herbivore preparations including dried seaweed, spirulina-based pellets, and occasional fresh macroalgae. Provide 1-2 times daily. Some supplemental meaty foods can be offered occasionally, but the diet should be primarily vegetable-based to prevent health issues and maintain coloration.

Difficulty and care for the Purple Tang

Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.

Common health issues

Marine ich, Fin Rot, Swim Bladder Disorder, Bacterial Infections, Parasitic Infestations

Origin and habitat

Indo-Pacific region, including the Red Sea and Persian Gulf.

Log Purple Tang in your reef tank

Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Purple Tang alongside everything else in your reef.