Paracanthurus hepatus (yellow belly) | M

The Paracanthurus hepatus Yellow Belly is a captivating medium-sized tang that adds vibrant colour and dynamic movement to a marine aquarium. Recognisable by its distinctive yellow ventral area contrasting with the classic blue body, this species is a popular choice among experienced marine fish keepers.

Care Level: Moderate to advanced. This species requires stable water conditions and a well-maintained environment.

Temperament: Generally peaceful but can be territorial with conspecifics or similar tang species. Best kept singly or in a large tank with ample swimming space.

Diet: Primarily herbivorous. Provide a varied diet rich in marine algae, seaweed sheets (nori), and supplemented with high-quality marine pellets or flakes. Occasional meaty foods like mysis shrimp can be offered.

Minimum Tank Size: At least 120 litres (approximately 30 gallons) to allow sufficient swimming room and reduce territorial behaviour.

Reef Compatibility: With caution. Generally reef safe but may nip at certain sessile invertebrates or coral polyps, especially if underfed.

Lighting & Water Flow: Standard marine aquarium lighting and moderate water flow are suitable. Ensure good water quality with stable parameters.

Placement: Mid to upper water column swimmers. Provide plenty of open swimming space along with live rock for grazing and shelter.

Origin: Indo-Pacific region.

Maximum Size: Up to 25 cm (10 inches) in length.

Overall, the Paracanthurus hepatus Yellow Belly is a visually stunning addition to a mature marine aquarium, rewarding keepers who can meet its husbandry needs with vibrant colour and lively behaviour.