Matted Leatherjacket Filefile: The Natural Aiptasia Hunter

The Matted Leatherjacket Filefish (Acreichthys tomentosus), also known as the Aiptasia Eating Filefish or Bristletail Filefish, is a unique and highly beneficial species for the dedicated reef aquarist. This fish has a fascinating appearance with a mottled, camouflaged body that allows it to blend in with rockwork and corals. Its most prized trait is its natural ability to prey on nuisance Aiptasia anemones, offering a non-chemical solution for infestations. While generally peaceful with other fish, it is important to note that its "reef-safe" status is conditional; some individuals may develop a taste for soft corals or zoanthids. It is a slow, deliberate swimmer that adds a quirky and functional presence to a well-established marine aquarium.

Why the Matted Leatherjacket Filefile is a Great Choice:

• Natural Aiptasia Control: It is a go-to solution for eliminating unwanted Aiptasia anemones.
• Unique Appearance: Its camouflaged body and distinct shape make it a captivating addition.
• Peaceful Temperament: It is a non-aggressive species that coexists well with other peaceful fish.
• Functional Addition: It provides a valuable service by helping to maintain a healthy and pest-free tank.

Quick Facts

• Scientific Name: Acreichthys tomentosus
• Origin: Indo-Pacific Reefs
• Max Size: 4.5 inches
• Lifespan: 5-7 years
• Diet: Carnivore. Primarily feeds on small invertebrates, including Aiptasia anemones.
• Shipping Size: 2-3 inches