Oval body and steep front front are characteristic of the family. The prominent mouth allows fish to easily graze algae. Body of a rich brown, pale to bright yellow backwards and the caudal peduncle.
Acanthurus nigricans fish is a salt water fish that belongs to the Acanthuridae family. It is also known as black chirurgical fish or even black shit fish.
This fish measures on average between 25 and 30 cm long and weighs around 500 g. He has an elongated and slender body, with a Caudal Bifide fin, which allows him to move quickly in the water. Its color is generally gray-blue, with a black spot on each caudal fin.
The acanthurus nigricans fish is mainly herbivorous, that is to say that it feeds mainly on plants. However, it can also feed on small crustaceans and molluscs. It is mainly found in the lagoons and coral reefs of the Pacific and Indian oceans.
This fish is also known for its ability to use its caudal fins to defend itself against predators. These fins are indeed covered with a hard and sharp thorn, which can serve as a "knife" to defend the fish against the attacks.
The acanthurus nigricans fish is a common fish in aquariums, thanks to its beauty and its ease of maintenance. However, it is important to provide him with an adapted environment and give him a diet adapted to his needs so that he can fully flourish.