Toothbrush leatherjacket – Acanthaluteres vittiger

The Brown Leatherjacket, Pale Brown Leatherjacket, Toothbrush Leatherjacket, scientifically known as Acanthaluteres vittiger, is a species of fish belonging to the family Monacanthidae. This intriguing fish is characterized by its distinctive appearance and intriguing feeding habits, making it a fascinating subject for marine biologists and enthusiasts alike.

Description & Characteristics

Acanthaluteres vittiger, commonly referred to as the Brown Leatherjacket, Pale Brown Leatherjacket, or Toothbrush Leatherjacket, is a relatively small fish, reaching a maximum size of 35.0 cm. This species displays a striking coloration, typically ranging from brown to pale brown, often adorned with intricate patterns and markings. The fish’s body is elongated and somewhat compressed, with a prominent dorsal fin that runs along its back. It is commonly identified by its distinctive toothbrush-like teeth, which are well-suited for its herbivorous diet.

Habitat and Occurrence

The Brown Leatherjacket, Pale Brown Leatherjacket, Toothbrush Leatherjacket (Acanthaluteres vittiger) is a marine fish that thrives in a range of depths, typically found between 1.0 and 40.0 meters below the surface. This species can be encountered in various marine zones, including tropical and subtropical waters. It is particularly common in coral reefs, rocky shores, and seagrass beds, where it finds suitable shelter and abundant food sources.

Taxonomy

The species Acanthaluteres vittiger belongs to the Class: Teleostei, Order: Tetraodontiformes, and Family: Monacanthidae. The Teleostei, or bony fish, constitute the largest group of fish, characterized by their bony skeletons. The Tetraodontiformes encompass a diverse range of fish, including pufferfish, triggerfish, and filefish, all of which share a common ancestor. The Monacanthidae family, to which the Brown Leatherjacket, Pale Brown Leatherjacket, Toothbrush Leatherjacket (Acanthaluteres vittiger) belongs, is characterized by its members’ unique, single, prominent spine located in front of their dorsal fins.

Feeding

The Brown Leatherjacket, Pale Brown Leatherjacket, Toothbrush Leatherjacket (Acanthaluteres vittiger) is primarily an herbivore, deriving its sustenance from a diet rich in algae and aquatic plants. Its specialized toothbrush-like teeth enable it to effectively graze on these plant materials. The fish’s herbivorous nature plays a vital role in maintaining the delicate balance of its marine ecosystem by controlling the growth of certain algae and aquatic plant species.