The Phenacogrammus aurantiacus, commonly known as the Blue-eyed Congo Tetra, is a freshwater fish species belonging to the family Alestidae. It is known for its striking appearance and behavior, making it a popular choice for aquarium enthusiasts.
Key Features:
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Appearance: The fish has a slender body with shimmering scales that reflect light, giving it a metallic or iridescent quality. Its distinct blue eyes are its most notable feature, giving it the common name.
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Size: Typically grows to around 6-8 cm (2.5-3 inches) in length in captivity, though it may grow slightly larger in the wild.
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Fins: Fins are usually translucent or slightly colored, often with a delicate pattern that adds to their beauty.
Habitat:
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Natural Range: Native to slow-moving rivers and streams in Central Africa, particularly in regions with dense vegetation and soft, slightly acidic water.
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Water Parameters:
- pH: 6.0-7.5
- Temperature: 23–28°C (73–82°F)
- Hardness: Soft to moderate
Behavior:
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Schooling: A peaceful schooling fish, best kept in groups of at least six individuals.
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Activity: Active swimmers that prefer the middle to upper levels of the water column.
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Compatibility: Gets along well with other peaceful fish of similar size, making it suitable for community aquariums.
Diet:
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Omnivorous: Accepts a wide variety of foods, including flakes, pellets, frozen, and live foods. A balanced diet with occasional protein-rich treats like brine shrimp or bloodworms will enhance their coloration.
Aquarium Care:
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Tank Size: Minimum of 30 gallons for a small school, as they need space to swim.
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Decor: Include plants, driftwood, and subdued lighting to mimic their natural habitat.
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Filtration: Moderate water flow with good filtration to maintain water quality.
The Blue-eyed Congo Tetra is not only beautiful but also relatively easy to care for, making it a favorite for both beginner and experienced aquarists. Would you like tips on setting up a habitat for them or pairing them with other species?
