The Blue Tang (Acanthurus coeruleus) is a popular choice among marine fish enthusiasts due to its vivid blue coloration and active swimming behaviour. Native to the western Atlantic Ocean, this species is a hardy tang that thrives in well-maintained reef or fish-only aquariums.
Care Level: Moderate. Suitable for aquarists with some marine experience.
Temperament: Generally peaceful but can be territorial towards other tangs. 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, and high-quality prepared foods to ensure optimal health.
Minimum Tank Size: 150 litres (40 US gallons) to accommodate their active swimming needs and territorial behaviour.
Reef Safe: Yes, compatible with most reef inhabitants but may nip at certain sessile invertebrates if not well-fed.
Lighting and Water Flow: Standard reef aquarium lighting and moderate water flow are recommended to mimic natural conditions.
Placement: Provide plenty of live rock for grazing and hiding spots. Ensure open swimming areas to support their active nature.
Origin: Western Atlantic Ocean, including the Caribbean Sea.
Maximum Size: Up to 25 cm (10 inches) in length.
Regular water changes and stable water parameters are essential for maintaining the health of this species. Avoid housing with aggressive tank mates to reduce stress and territorial disputes.
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