The Epaulette Tang (Acanthurus nigricauda), also known as the Black Shoulder or Eye-Line Suergeonfish, can be found among the reefs and sandy lagoons of the Indo-Pacific Ocean. They have a grey or brown body with yellow fins and a horizontal black streak behind their eye. Reaching a maximum size of 16 inches, they should be kept in a tank of at least 250 gallons, as they require plenty of space to swim. They should be fed an omnivorous diet of mysis mixed with nori or marine seaweed.  

Caring for the Epaulette Black Shoulder Tang (Acanthurus nigricauda)

The Epaulette Black Shoulder Tang, scientifically known as Acanthurus nigricauda, is a striking and fascinating marine species that can be a unique addition to your saltwater marine aquarium. This comprehensive guide will provide essential information on caring for this distinctive fish, covering its habitat, compatibility, diet, care requirements, and more.

Habitat of the Epaulette Black Shoulder Tang

Epaulette Black Shoulder Tangs are native to the warm waters of the Indo-Pacific, specifically in regions near coral reefs, rocky coastlines, and lagoons. They inhabit depths ranging from 5 to 70 feet (2 to 21 meters), where they can graze on algae and various microorganisms.

Reef Compatibility of the Epaulette Black Shoulder Tang

This species is generally considered reef-safe. Epaulette Black Shoulder Tangs are herbivorous, primarily feeding on algae. They can be an excellent choice for reef aquariums, where they help control algae growth. However, like all tangs, they may occasionally graze on certain corals or sessile invertebrates if their dietary needs are not adequately met.

Size and Lifespan of the Epaulette Black Shoulder Tang

Epaulette Black Shoulder Tangs typically grow to about 16 inches when fully mature. They can live 5 to 10 years in captivity with proper care, offering several years of enjoyment for dedicated aquarists.

Diet in Captivity of the Epaulette Black Shoulder Tang

In their natural habitat, Epaulette Black Shoulder Tangs feed on various types of algae and small invertebrates. In captivity, it's essential to replicate their natural grazing behavior. Provide them with high-quality marine algae sheets, seaweed, and a mix of marine pellets and frozen foods such as brine shrimp and mysis shrimp.

Aquaculture and Availability of the Epaulette Black Shoulder Tang

Epaulette Black Shoulder Tangs are not available through aquaculture. However, Saltwaterfish.com is committed to providing hobbyists with responsibly sourced fish, ensuring that each Epaulette Black Shoulder Tang is healthy, acclimated, and ready to thrive in your aquarium.

Compatibility with Other Fish and Invertebrates of the Epaulette Black Shoulder Tang

Epaulette Black Shoulder Tangs are generally peaceful but can become territorial when introduced to an established community aquarium. When selecting tankmates, choose species that can coexist peacefully and are not overly territorial.

Sexual Dimorphism of the Epaulette Black Shoulder Tang

Sexual dimorphism in Epaulette Black Shoulder Tangs is minimal, and distinguishing between males and females based on visual characteristics can be challenging.

Juvenile to Adult Coloration Changes of the Epaulette Black Shoulder Tang

Juvenile Epaulette Black Shoulder Tangs typically exhibit vibrant coloration with a striking black shoulder patch and a white, elongated marking. As they mature into adults, their coloration may become less vivid, with some individuals developing a more subdued appearance.

Temperament of the Epaulette Black Shoulder Tang

Epaulette Black Shoulder Tangs are known for their generally peaceful character. However, they may become territorial when introduced to an aquarium with limited space or when they feel their territory is threatened.

Tank Requirements of the Epaulette Black Shoulder Tang

To provide the best care for your Epaulette Black Shoulder Tang, maintain a tank with a minimum size of 250 gallons. This ensures ample swimming space and helps reduce territorial conflicts. Water conditions should mimic their natural habitat, with a pH level between 8.1 and 8.4, a salinity level of 1.020-1.025, a stable temperature between 74-78°F (23-26°C), and moderate water flow to simulate ocean currents.

Common Names of the Epaulette Black Shoulder Tang

The Epaulette Black Shoulder Tang is known by various names, including Black-shoulder Surgeonfish and Epaulette Surgeonfish.

Compatible Tank Mates of the Epaulette Black Shoulder Tang

Here are five specific species that can make suitable tank mates for your Epaulette Black Shoulder Tang:

• Flame Angelfish (Centropyge loriculus)
• Royal Gramma (Gramma loreto)
• Lawnmower Blenny (Salarias fasciatus)
• Six-Line Wrasse (Pseudocheilinus hexataenia)
• Coral Beauty Angelfish (Centropyge bispinosa)

Why Choose the Epaulette Black Shoulder Tang from Saltwaterfish.com

When you acquire an Epaulette Black Shoulder Tang from Saltwaterfish.com, you're investing in a visually striking addition to your saltwater marine aquarium. Saltwaterfish.com is dedicated to responsibly sourced fish, ensuring that each Epaulette Black Shoulder Tang is healthy, acclimated, and ready to thrive in your aquarium. With their commitment to quality and a wealth of resources, Saltwaterfish.com makes it easy to enjoy these tangs' unique beauty in your home aquarium.

The Epaulette Black Shoulder Tang (Acanthurus nigricaudus) offers a visually striking and peaceful presence in saltwater marine aquariums. With their unique coloration and distinctive feeding behavior, they can be an intriguing choice for both beginner and experienced aquarists looking to add a touch of vibrancy to their collection. By adhering to their specific requirements and providing a suitable environment, aquarists can witness the Epaulette Black Shoulder Tang's presence in their aquatic habitat.