Stigmaticus Sailfin Anthias

Rabaulichthys stigmaticus

(0 Reviews)

Stigmaticus Sailfin Anthias

Stigmaticus Sailfin Anthias

Rabaulichthys stigmaticus

(0 Reviews)

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Stigmaticus Sailfin Anthias Care Facts

Care Level: Moderate
Temperament: Peaceful
Diet: Carnivore
Reef Safe: Yes
Minimum Tank Size: 75 gallons
Max Size: 4 inches

The Stigmaticus Sailfin Anthias,Rabaulichthys stigmaticus, is an extremely rare and unique anthias species. They have a gorgeous dorsal fin shape and a vibrant orange/pink coloration. The Stigmaticus Sailfin Anthias is, like most anthias species, hermaphroditic. One dominant male leads a group of females. If that male dies, then the next largest female assumes leadership of the group and morphs into a male.  These beauties will grow up to 4" and are  peaceful and  reef safe, and should be kept in a tank no smaller than 75 gallons if kept individually, and no less than 130 gallons if kept in a group. The Stigmaticus Sailfin Anthias should be feed a diet of  frozen mysis or brine, and other vitamin enriched meaty saltwater preparations. 


Learn About the Stigmaticus Sailfin Anthias at


The Stigmaticus Sailfin Anthias, scientifically known as Rabaulichthys stigmaticus, is a captivating and vibrant marine fish species that has become increasingly popular among marine aquarium enthusiasts. In this comprehensive product description, we will provide valuable information about this species, covering various aspects such as habitat, reef compatibility, size, lifespan, diet in captivity, aquaculture availability, compatibility with other marine life, sexual dimorphism, coloration changes from juvenile to adult stages, temperament, tank requirements, water conditions, common names, and compatible tank mates. We will also highlight the advantages of acquiring the Stigmaticus Sailfin Anthias from


Habitat of the Stigmaticus Sailfin Anthias: Hailing From the Western Pacific


The Stigmaticus Sailfin Anthias is commonly found in the Western Pacific Ocean, particularly in the waters around Papua New Guinea, New Britain, and the Solomon Islands. In its natural habitat, it inhabits coral-rich areas and reef slopes, often dwelling near the shelter of coral formations.


Reef Compatibility of the Stigmaticus Sailfin Anthias: Harmony in Your Reef


Stigmaticus Sailfin Anthias are considered reef-safe, as they do not exhibit aggressive behaviors towards corals or other invertebrates. However, providing them with ample hiding spots and shelter within the aquarium is essential to mimic their natural habitat.


Size and Lifespan of the Stigmaticus Sailfin Anthias: Small Marvels for Medium to Large Aquariums


These Anthias typically grow to a size of around 3 to 4 inches (7.5 to 10 cm) in captivity, making them well-suited for medium to large marine aquariums. In optimal conditions, they can have a lifespan of up to 5 to 7 years, making them a long-term addition to your marine setup.


Diet of the Stigmaticus Sailfin Anthias in Captivity: Culinary Preferences


Stigmaticus Sailfin Anthias are carnivorous and should be fed a varied diet of high-quality marine flakes, pellets, and frozen foods such as brine shrimp, mysis shrimp, and enriched adult brine shrimp. Providing a diverse diet helps ensure their health and vibrant coloration.


Aquaculture Availability of the Stigmaticus Sailfin Anthias


These Anthias are not commonly aquacultured and are primarily collected from the wild. As a result, their availability can be subject to fluctuations depending on collection and import regulations.


Compatibility of the Stigmaticus Sailfin Anthias with Other Fish and Invertebrates: Peaceful Neighbors


Stigmaticus Sailfin Anthias are generally peaceful fish but can be timid. They should be housed with non-aggressive tank mates to prevent bullying or stress. Some compatible tank mates include Firefish (Nemateleotris spp.), Royal Gramma (Gramma loreto), Clownfish (Amphiprion spp.), Banggai Cardinalfish (Pterapogon kauderni), and Cleaner Wrasse (Labroides spp.).


Sexual Dimorphism of the Stigmaticus Sailfin Anthias: Beauty in Diversity


These Anthias exhibit sexual dimorphism, meaning that males and females have distinct differences in appearance. Males are typically larger, more colorful, and have elongated dorsal fins, while females are smaller and less bright.


Juvenile to Adult Coloration Changes: A Colorful Journey


Juvenile Stigmaticus Sailfin Anthias display a more subdued coloration, often featuring shades of yellow, brown, and orange. As they mature into adults, their colors become more vibrant, with males developing striking red and orange hues, especially on their dorsal fins.


Temperament of the Stigmaticus Sailfin Anthias: Peaceful Sociability


Stigmaticus Sailfin Anthias are generally peaceful and sociable when kept in groups. However, they can be shy and may benefit from plenty of hiding spots in the aquarium.


Tank Requirements for the Stigmaticus Sailfin Anthias: Creating the Ideal Habitat


To ensure the well-being of your Stigmaticus Sailfin Anthias, it is crucial to provide the following tank requirements:

  • Minimum Aquarium Size: A tank with at least 75 gallons capacity is recommended to accommodate a small group of these Anthias.
  • Water Conditions:    
    • pH: Maintain a stable pH level between 8.1 and 8.4.
    • Salinity: Keep salinity levels at 1.023 to 1.025.
    • Water Temperature: 75°F to 80°F (24°C to 27°C)
    • Water Flow: Moderate to strong water flow helps mimic their natural habitat and ensures proper oxygenation.

Common Names for the Stigmaticus Sailfin Anthias: A Variety of Monikers


The Stigmaticus Sailfin Anthias may also be called the Stigmatic Anthias or the Sailfin Anthias.


Why Buy from Trust in Excellence


When considering where to acquire the Stigmaticus Sailfin Anthias for your marine aquarium, stands out as a reputable and reliable source for several reasons:

  • Quality Assurance: is known for providing healthy and well-conditioned marine fish. They prioritize the well-being of the fish they sell.
  • Expertise: The team at consists of marine aquarium experts who can offer valuable advice and guidance on the care and maintenance of your Stigmaticus Sailfin Anthias.
  • Wide Selection: They offer a wide selection of marine fish, ensuring you can find the species you desire for your aquarium.
  • Shipping and Guarantee: employs safe and efficient shipping methods, and they often offer guarantees on the health and quality of the fish you purchase.
  • Customer Support: Their customer support is dedicated to assisting you with any questions or concerns before or after your purchase.

In conclusion, the Stigmaticus Sailfin Anthias is a captivating addition to a saltwater marine aquarium known for its striking coloration and peaceful nature. With the proper care and environment, they can thrive and provide years of enjoyment for marine hobbyists. Acquiring them from a reputable source like ensures a smooth and rewarding experience for enthusiasts looking to add this species to their collection.

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