Bluespine unicornfish

Poisson-licorne

Scientific name : Naso unicornis

Family : Acanthuridae
Size : Up to 70 cm
Distribution : Indo-Pacific

Biology : The horn usually starts to grow when the specimen reaches 10 to 20 cm in length (depending on the species).
It mainly eats algae and helps to limit the proliferation of algae that could have a negative impact on the development of corals.