Hailing from the Indo-Pacific, the Sergeant Major Damselfish (Abudefduf vaigiensis) is a beautiful and unique damselfish that will command attention in your aquarium.

The Sergeant Major Damselfish features a forked caudal fin, oval body, yellow dorsal region, blue and silver belly, and distinct bluish/black stripes running from behind the head down to the caudal fin. This hardy fish has an Easy care-level, making them a good beginner fish for budding marine hobbyists.

The Sergeant Major Damselfish do require a larger aquarium than smaller damsels at a minimum of 75 gallons. They are reef safe and will do well by themselves, as a pair, or in groups of 5 or more. It is recommended to keep Sergeant Major Damselfish in an aquarium with plenty of room and abundant hiding places to help reduce aggression with other tank mates. The Sergeant Major Damselfish is an active species that will appreciate aquariums with areas of strong waterflow.

The Sergeant Major Damselfish is a semi-aggressive species that can be kept with larger semi-aggressive Angelfish, Tangs, and Wrasse. It is not recommended to keep these with other aggressive Damselfish, Dottybacks, Six-line, or Eight-line wrasse.

The Sergeant Major Damselfish are omnivores and do best with a variety of foods including meaty or herbivorous foods in freeze-dried, frozen, flake, or pellet form.

Approximate Purchase Size: Small: Under 2"; Medium: 2" - 4"; Large: 4" to 5"