Orange-spine Unicornfish

Naso lituratus

Family : Acanthuridae

FishMarinesurgeonfish

The Orange-spine Unicornfish is a large semi-aggressive herbivorous fish, recognizable by its frontal horn and orange caudal spines. It requires a very large aquarium.

Orange-spine Unicornfish — photo 1 sur 4
Hwttdz · Wikimedia Commons · CC BY 3.01 / 4
Popularity
Advanced marine fish
large tank + demanding parameters
Availability
Specialty only
Shop availability
IUCN Status
LC
Least Concern
Biotope
Indo-Pacific
Récifs coralliens de l'océan Indien et Pacifique tropical.

Description

The body is elongated and compressed, gray-blue with yellow highlights. A frontal horn is present in adults. The caudal spines are bright orange. The caudal fin is crescent-shaped. Juveniles lack the horn. It is a powerful and active swimmer. In the aquarium, it can become territorial and requires a lot of space. It feeds on algae and plankton.

Habitat

Region :

Coral reefs and outer slopes

Distribution :

Recommended parameters

Temperature2428 °C
pH8.18.4
GH812 °dGH
KH812 °dKH
NO₃
≤ 20 mg/L
PO₄
≤ 0.1 mg/L

Care

Difficulty
3/5
Diet
Herbivore
Min. tank
600 L
Min. group
1
Adult size
45 cm
Lifespan
10 years
Temperament
Semi-aggressive
Propagation
Not bred in captivity

Care notes

Temperature 24-28°C, pH 8.1-8.4, salinity 1.020-1.025. A minimum 600-liter aquarium is essential. Herbivorous diet with algae, nori, spirulina, and plankton supplements. Be careful with other surgeonfish: it can be aggressive. Provide a large swimming area and rocks for hiding. Strong filtration and high flow are necessary. Nitrates <20 mg/L, phosphates <0.1 mg/L.

Similar species

Espèces proches, même habitat ou même maintenance

References