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Thompson's Surgeonfish (Acanthurus thompsoni)

Find Thompson's Surgeonfish across reef-livestock retailers on ReefDock. Compare sources, check known pricing where available, and review care information before you buy.

Thompson's Surgeonfish
Photo: Bernard DUPONT from FRANCE · CC BY-SA 2.0
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Where to buy Thompson's Surgeonfish

ReefDock searches the following reef retailers for this fish. Click through to see the live price.

  • Saltwaterfish

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    Search Saltwaterfish
  • Amazon

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  • Petco

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About Thompson's Surgeonfish

Thompson's Surgeonfish is a sleek, compressed tang with predominantly dark gray to brownish coloration on the body. It features bright yellow pectoral fins and a distinctive yellow stripe along the lateral line. The species has the characteristic scalpel-like spine near the tail base typical of Acanthuridae, though it is relatively inert in peaceful conditions.

Key facts

Family
Acanthuridae
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025
Aka
Thompson'S Surgeonfish
Min tank size
120 gallons
Appearance
Thompson's Surgeonfish is a sleek, compressed tang with predominantly dark gray to brownish coloration on the body. It features bright yellow pectoral fins and a distinctive yellow stripe along the lateral line. The species has the characteristic scalpel-like spine near the tail base typical of Acanthuridae, though it is relatively inert in peaceful conditions.
Feeding Schedule
2-3 times daily
Max Size
11
Common Health Issues
Marine ich (white spot disease), fin rot, parasitic infections, nutritional deficiencies if insufficient vegetable matter provided.
Origin
Indo-Pacific region, ranging from the Red Sea and East Africa through the Indian Ocean to the western and central Pacific Ocean, including the Hawaiian Islands and Great Barrier Reef.
Temperament
Peaceful
Care Requirements
• Minimum 125-gallon aquarium; prefers 180+ gallons for adults • Stable water: pH 8.1-8.3, SG 1.023-1.025, temp 72-78°F • Strong water flow and excellent filtration required • Plenty of rockwork with algae growth for grazing • Herbivorous; feed quality seaweed/macroalgae daily, supplement with spirulina
Care Level
Moderate

Research before you buy

ReefDock is the sister app to Reef Trak. Use Reef Trak to research and log fish, keep tank parameters organized, and maintain a complete livestock history. Log this fish on Reef Trak.

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