Pygmy Angelfish

Centropyge argi

(0 Reviews)

Pygmy Angelfish

Pygmy Angelfish

Centropyge argi

(0 Reviews)

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Care Facts

Care Level: Easy
Temperament: Semi-Aggressive
Diet: Omnivore
Reef Safe: Yes -With Caution
Minimum Tank Size: 55 gallons
Max Size: 3 inches
The Pygmy Angelfish, Centropyge argi, also known as the Cherubfish, Pygmy Dwarf Angelfish, and Atlantic Pygmy Angelfish, exhibits a beautiful blue body with a yellow orange face and blue rings around its eyes. Having a typical shape for dwarf angels, a small elongated oval shape body with rounded fins. The Pygmy Angelfish is very active in nature, and is a hardy fish, however like other Angelfish, they should be kept singly and not with other Angelfish. 

Though they are safe to house with inverts such as Shrimp, Crabs, Snails, and Starfish, they are not reef safe as they will pick at Large Stony Polyp Corals and Clam mantles and may even nip at Feather Dusters, Bristle Worms, Clams, and Flatworms. The Pygmy Angelfish will graze the algae growth on live rocks between meals. Diet should include a variety of both veggie and meaty preparations such as spirulina algae, mysis shrimp, brine shrimp, and should be fed 3 times daily. 

Pygmy Angelfish (Centropyge argi): The Miniature Marvel of Your Marine Aquarium

Discover the world of the Pygmy Angelfish, scientifically known as Centropyge argi, and bring a touch of marine elegance to your saltwater aquarium. In this comprehensive guide, we will delve into every facet of this exquisite species, from its natural habitat and reef compatibility to its size, lifespan, diet in captivity, availability through aquaculture, compatibility with fellow marine inhabitants, sexual dimorphism, juvenile to adult coloration changes, temperament, precise tank requirements, and detailed water conditions. We will also list common names, suggest five compatible tankmates, and explain why acquiring the Pygmy Angelfish from is a wise choice for your marine setup.

Habitat and Natural Range of the Pygmy Angelfish

The Pygmy Angelfish, Centropyge argi, inhabits the warm, tropical waters of the Western Atlantic Ocean, specifically the Caribbean Sea and the Gulf of Mexico. Within this region, it is commonly found near coral reefs, rocky outcrops, and the sheltered recesses of reef structures. Its vibrant presence adds splendor to these underwater environments.

Reef Compatibility of the Pygmy Angelfish

One key attribute that makes the Pygmy Angelfish highly desirable for marine aquariums is its excellent reef compatibility. It harmoniously coexists with a wide range of coral species and other invertebrates, making it an ideal addition to a thriving reef setup. It is reef-safe with some caution. Specimens might nip on coral polyps.

Size and Lifespan of the Pygmy Angelfish

In captivity, the Pygmy Angelfish generally reaches a size of 3 inches (7.5 cm). With proper care, it can enjoy a lifespan of up to 15 years, providing a long-term commitment to marine enthusiasts who appreciate its unique charm.

What the Pigmy Angelfish Eats in Captivity

The diet of Pygmy Angelfish in captivity consists of a balanced mix of marine-based foods. To replicate their natural diet, offer a variety of high-quality marine flakes, pellets, and frozen or live foods. Their dietary preferences include algae, small crustaceans, and zooplankton. A diverse diet ensures they receive essential nutrients, promotes vibrant coloration, and supports overall well-being.

Aquaculture and Availability of the Pygmy Angelfish

Pygmy Angelfish are occasionally available through aquaculture, offering hobbyists a sustainable and responsible choice. These aquacultured specimens are raised in controlled environments, which enhances their hardiness and resistance to diseases compared to their wild-caught counterparts. If wild-caught specimens are selected, use a company using responsible collection methods like

The Compatibility of the Pygmy Angelfish with Other Fish and Invertebrates

The Pygmy Angelfish is renowned for its peaceful temperament, making it an excellent choice for community aquariums. It coexists amicably with various tankmates, creating a tranquil and visually captivating aquarium environment. Here are five compatible tankmates:

  • Firefish (Nemateleotris spp.): Firefish share the Pygmy Angelfish's peaceful nature, and their vibrant colors add visual appeal to your tank.
  • Royal Gramma (Gramma loreto): Known for their striking coloration, Royal Grammas complement the Pygmy Angelfish's elegance.
  • Yellow Clown Goby (Gobiodon okinawae): These tiny gobies are peaceful and feature vivid yellow coloration.
  • Cleaner Shrimp (Lysmata spp.): Cleaner shrimp establish symbiotic relationships with other fish and are a functional and fascinating addition to your aquarium.
  • Coral Beauty Angelfish (Centropyge bispinosa): Pygmy Angelfish and Coral Beauty Angelfish coexist harmoniously, adding beauty and diversity to your tank.

Sexual Dimorphism of the Pygmy Angelfish

Pygmy Angelfish exhibit minimal sexual dimorphism, making it challenging to distinguish between males and females visually. In the aquarium trade, both sexes are typically represented simply as "Pygmy Angelfish."

Juvenile to Adult Coloration Changes

Juvenile Pygmy Angelfish displays a striking blue body with a distinctive yellow tail. As they transition into adulthood, their coloration may shift, with some individuals developing more intense blue hues and others retaining their juvenile appearance. This variability adds to their charm and individuality.

Temperament of the Pygmy Angelfish

The Pygmy Angelfish is celebrated for its gentle and peaceful temperament. It typically does not engage in aggressive behavior or territorial disputes, contributing to a harmonious and enjoyable aquarium environment.

Tank Requirements for the Pygmy Angelfish

Creating an ideal environment is essential for the well-being of your Pygmy Angelfish. Here are crucial tank requirements to consider:

  • Minimum Aquarium Size: A tank with a capacity of 55 gallons or more is recommended to provide ample swimming space and accommodate their graceful movements.

Ideal Water Conditions of for the Pygmy Angelfish

  • pH: Maintain a stable pH between 8.1 and 8.4 to support metabolic functions and overall well-being.
  • Salinity: Ensure a stable salinity level within the range of 1.020 to 1.025, replicating the conditions of their native habitat.
  • Water Temperature: Maintain a consistent water temperature between 74°F and 78°F (23°C to 26°C) to promote comfort and reduce stress.
  • Water Flow: Provide moderate water flow to mimic their natural environment and support water quality.

Other Common Names of the Pygmy Angelfish

In addition to being known as the Pygmy Angelfish, Centropyge argi may also be referred to by the common names:

  • Cherub Angelfish
  • Atlantic Pygmy Angelfish

Why People Should Buy the Pygmy Angelfish from

Choosing as your source for the Pygmy Angelfish guarantees you a reputable and responsible provider committed to the well-being of marine species. Our specimens undergo rigorous sourcing, quarantine, and acclimation processes to ensure their health and adaptability. By selecting the Pygmy Angelfish from, you enhance the beauty and dynamics of your aquarium and contribute to the health and sustainability of this captivating species. This unique fish adds elegance and grace to your tank, making it an informed and rewarding choice for any marine enthusiast.

In conclusion, the Pygmy Angelfish, with its delicate beauty and peaceful demeanor, is a superb addition to saltwater aquariums. Adhering to its specific care requirements and providing suitable tankmates allows you to enjoy the benefits of a captivating and serene aquarium. Opt for the Pygmy Angelfish from to acquire a healthy specimen that will thrive and enhance your saltwater aquarium for years.

Pygmy Angelfish great addition to 28g Biocube reef tank. Very healthy and active. Add great color to coral tank.

Reviewed by: Les Milston on Dec. 31, 2021

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