Bluespine Unicornfish
Naso unicornis
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Last updated: November 17, 2025
Overview
Large tang with distinctive horn on forehead.
Origin: Indo-Pacific
Family: Acanthuridae
Physical Characteristics
Maximum Size: 50.00 cm
Temperament: Territorial
Care Level: Difficult
Diet Type: Herbivore
Habitat Requirements
Water Type: Marine
Temperature Range: 24.0°C - 28.0°C
pH Range: 8.0 - 8.4
Water Hardness: 8 - 12 dGH
Minimum Tank Size: 300 liters
Care and Feeding
Diet Information:
Feeds mainly on algae.
Care Level:
Difficult
Breeding
Breeding Difficulty: Difficult
Egg layers.
Compatibility
Territorial
Needs large aquarium and swimming space.