Lined Surgeonfish (Acanthurus lineatus)

Fish in the family Acanthuridae. Hard care. Reef Safe.

Lined Surgeonfish

Quick facts

Scientific nameAcanthurus lineatus
FamilyAcanthuridae
Also known asClown tang
Care levelHard
Reef safetyReef Safe
TemperamentAggressive
Dietherbivore
Adult size12 in
Minimum tank size150 gallons
Water parametersTemperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.025
Feeding scheduleFeed 2-3 times daily

Appearance

The Lined Surgeonfish has a bright yellow body with distinctive horizontal blue lines running the length of its body. It features a compressed, elongated body shape typical of the tang family, with a sharp, retractable venomous spine (scalpel) on each side of the tail base. The dorsal and anal fins are edged in blue and yellow.

Diet and feeding

In captivity, feed high-quality dried seaweed (nori), marine algae sheets, and herbivore-specific pellets multiple times daily. Supplement with frozen vegetable-based foods and ensure constant grazing opportunities on algae-covered rocks.

Difficulty and care for the Lined Surgeonfish

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

Common health issues

Marine ich, head and lateral line erosion (HLLE), nutritional deficiencies

Origin and habitat

Indo-Pacific region, ranging from the Red Sea and East Africa through the Indian Ocean to the central Pacific, including the Philippines, Indonesia, and extending to Hawaii and Micronesia.

Log Lined Surgeonfish 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 Lined Surgeonfish alongside everything else in your reef.