Chaetodon xanthurus | L

Chaetodon xanthurus, commonly known as the Yellowtail Butterflyfish, is a visually stunning addition to any large marine aquarium. This species is prized for its bright yellow tail and contrasting body pattern, making it a standout specimen for experienced hobbyists.

Care Level: Moderate to advanced. This species requires stable water parameters and a mature aquarium environment.

Temperament: Generally peaceful but can be territorial towards conspecifics or similar butterflyfish species. Best kept singly or as a mated pair in a spacious tank.

Diet: Omnivorous. Requires a varied diet including high-quality marine flakes, pellets, frozen mysis shrimp, brine shrimp, and occasional live foods. Supplement with algae-based foods to mimic natural grazing behaviour.

Minimum Tank Size: 150 litres (40 US gallons) or larger to provide adequate swimming space and territory.

Reef Compatibility: With Caution. May nip at coral polyps and sessile invertebrates; not recommended for delicate reef setups.

Lighting & Water Flow: Standard marine aquarium lighting and moderate water flow are suitable. Provide plenty of hiding places and live rock for grazing and shelter.

Origin: Indo-Pacific region.

Maximum Size: Up to 15 cm (6 inches) in length.

Ensure regular water changes and maintain excellent water quality to support the health and longevity of this species. The Yellowtail Butterflyfish thrives in a well-established aquarium with stable parameters and a balanced diet.