Pomacanthus chrysurus, commonly known as the juvenile Yellowtail Angelfish, is a visually stunning marine fish prized for its vivid blue and yellow markings. Juveniles display a striking pattern that changes dramatically as they mature, making them a fascinating addition to a large marine aquarium.
Care Level: This species requires an intermediate to advanced level of care due to its size and specific husbandry needs.
Temperament: Pomacanthus chrysurus juveniles are generally semi-aggressive. They can be territorial, especially towards other angelfish or similar-shaped species, so careful consideration of tank mates is essential.
Diet: Omnivorous in nature, they thrive on a varied diet including marine algae, sponges, mysis shrimp, and high-quality prepared foods formulated for angelfish. Regular feeding of meaty and vegetable matter supports vibrant colouration and health.
Minimum Tank Size: A minimum of 250 litres (approximately 65 gallons) is recommended to provide ample swimming space and territory.
Lighting and Water Flow: Standard reef aquarium lighting is suitable. Moderate water flow mimics their natural reef environment and supports their well-being.
Placement: Provide plenty of live rock for grazing and hiding places. Juveniles appreciate complex aquascapes to reduce stress and territorial disputes.
Origin: Native to the western Indian Ocean, particularly around East Africa and the Red Sea.
Maximum Size: Adults can reach up to 30 cm (12 inches) in length.
Reef Safety: With Caution. While juveniles may be reef compatible, they can nip at corals and sessile invertebrates as they mature.
Pomacanthus chrysurus juveniles are a captivating choice for marine enthusiasts seeking a colourful and dynamic angelfish. Their care requires commitment to maintaining water quality and providing a balanced diet to ensure longevity and vibrant health.



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