Gold-Rim Tang

The Gold-Rim Tang is a striking marine fish known for its dark body, bright yellow-gold edging, and elegant appearance. It is an active and powerful swimmer that makes an impressive addition to a large, mature marine or reef aquarium.

Family: Acanthuridae (Surgeonfish and Tang family)

Scientific Name: Acanthurus nigricans

Common Name: Gold-Rim Tang, Whitecheek Tang

Behavior:

Active, confident, and territorial. It can become aggressive toward other tangs, especially fish with a similar body shape or appearance. Providing plenty of swimming space and introducing compatible tank mates carefully can help reduce aggression.

Diet:

Primarily herbivorous. Feed a varied diet of marine algae, nori/seaweed, spirulina, algae-based pellets, and other vegetable-based foods. Regular access to algae is important for maintaining good health and strong coloration.

Size:

Can grow to approximately 8 inches (20 cm) in length.

Reef Safe:

Yes, generally reef safe. Gold-Rim Tangs are excellent algae grazers and normally leave corals and most reef invertebrates alone.

Best Aquarium:

A large, mature marine or reef aquarium of at least 125 gallons (475 liters) is recommended, with a larger aquarium preferred for adult specimens. Provide plenty of open swimming space, live rock for grazing, strong water movement, and excellent oxygenation.

Care Level:

Intermediate to Advanced

Summary:

The Gold-Rim Tang is a beautiful, active, and generally reef-safe fish that adds striking color and movement to a large marine aquarium. Its strong personality and territorial nature make it best suited to experienced aquarists who can provide plenty of space and carefully selected tank mates.