Acanthurus xanthopterus, commonly known as the Yellowfin Surgeonfish, is a visually impressive tang species prized in marine aquaria for its vibrant yellow pectoral fins and streamlined body. This small specimen is suitable for advanced hobbyists due to its active nature and specific care needs.
Care Level: Moderate to advanced. This species requires stable water parameters and a well-established tank.
Temperament: Semi-aggressive. It can be territorial, especially towards other tangs, so careful consideration is needed when selecting tank mates.
Diet: Primarily herbivorous. Provide a varied diet rich in marine algae, seaweed sheets, and high-quality herbivore pellets. Supplement with occasional meaty foods to ensure balanced nutrition.
Minimum Tank Size: 180 litres (approximately 50 gallons). Due to its active swimming behaviour and potential adult size, a spacious aquarium with ample swimming room is essential.
Lighting Requirements: Standard marine aquarium lighting is sufficient. Ensure lighting supports the growth of natural algae for grazing.
Water Flow: Moderate to strong water movement mimics natural reef conditions and supports fish health.
Placement: Mid to upper water column. Provide plenty of open swimming space along with live rock for grazing and hiding.
Origin: Indo-Pacific region.
Maximum Size: Up to 38 cm (15 inches) in the wild; smaller specimens are sold for aquaria.
Reef Safe: With Caution. May nip at some sessile invertebrates or coral polyps, so monitor closely in reef setups.
Overall, the Yellowfin Surgeonfish is a captivating addition to a suitably sized marine aquarium, offering dynamic movement and vibrant colour. Ensure compatibility with other tank inhabitants and maintain a varied diet to promote longevity and health.
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