Thompson's Butterflyfish (Hemitaurichthys thompsoni)

Fish in the family Chaetodontidae. Moderate care. Reef Safe with Caution.

Thompson's Butterflyfish

Quick facts

Scientific nameHemitaurichthys thompsoni
FamilyChaetodontidae
Care levelModerate
Reef safetyReef Safe with Caution
TemperamentPeaceful
Dietomnivore
Adult size7.5 in
Minimum tank size75 gallons
Water parametersTemperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.025
Feeding schedule2-3 times daily

Appearance

Thompson's Butterflyfish is a distinctive member of the Chaetodontidae family with a predominantly white to pale yellow body marked by bold black bands and patches. The face features characteristic black eye-bands and mouth markings, while the dorsal and anal fins display striking black patterns. The species has the compressed, discoid body shape typical of butterflyfish.

Diet and feeding

In captivity, feed a varied diet of high-quality flaked foods, small frozen foods (mysis shrimp, copepods), and occasional preparations of natural coral polyps or sponge-based foods. Feed 2–3 times daily in appropriate portion sizes.

Difficulty and care for the Thompson's Butterflyfish

Thompson's Butterflyfish is moderately challenging, requiring stable water parameters, a varied diet that mimics natural feeding (coral polyps and small invertebrates), and adequate aquascaping with hiding refuges. It is generally peaceful but can be territorial with conspecifics.

Common health issues

Ich (white spot disease), fin rot, nutritional deficiencies, lateral line erosion

Origin and habitat

Indo-Pacific region from the Red Sea and East Africa eastward to Hawaii and the central Pacific, found in coral reef environments at depths of 5–50 meters.

Log Thompson's Butterflyfish 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 Thompson's Butterflyfish alongside everything else in your reef.