The Acanthurus nigricauda, commonly known as the Nigricauda Surgeonfish, is a visually captivating tang species prized in the marine aquarium hobby. This small-sized specimen is best suited for advanced hobbyists due to its specific care requirements and territorial temperament.
Care Level: Moderate to advanced. This species demands stable water conditions and a well-maintained environment.
Temperament and Compatibility: The Nigricauda Surgeonfish can be territorial, especially towards other tangs or similar-shaped fish. It is recommended to keep only one individual per tank or introduce it last to reduce aggression. Compatible with other robust, non-aggressive species.
Diet: Primarily herbivorous, requiring a diet rich in marine algae and seaweed. Supplement with high-quality herbivore flakes or pellets and occasional meaty foods to ensure balanced nutrition.
Minimum Tank Size: At least 180 litres (approximately 50 gallons) to provide ample swimming space and reduce territorial disputes.
Lighting and Water Flow: Standard reef aquarium lighting is suitable. Moderate to strong water flow mimics natural reef conditions and supports the fish’s health.
Placement: Provide plenty of live rock for grazing and hiding spots. Open swimming areas are essential for active movement.
Origin: Not Provided.
Maximum Size: Approximately 20 cm (8 inches).
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