Congo Tetra – Phenacogrammus interruptus

TheCongo Tetra is a captivating freshwater fish known for its shimmering, multicolored appearance and flowing, translucent fins. This peaceful species is a popular choice for community aquariums due to its beauty and gentle nature.

Description:

Common Name: Congo Tetra

Scientific Name: Phenacogrammus interruptus

Family: Alestidae

Size: Up to 3-3.5 inches (7.5-9 cm)

Coloration: Iridescent scales with hues of blue, green, gold, and red; long, flowing fins

Native Region:

Congo Tetras are native to the slow-moving waters of the Congo River Basin in Central Africa, where they thrive in warm, soft water environments rich in vegetation.

Aquarium Setup:

Tank Size: Minimum of 30 gallons (114 liters) for a school of 6 or more

Substrate: Dark substrate to accentuate their vibrant colors

Plants and Decor: Heavily planted tanks with plenty of open swimming space; driftwood and rocks can provide natural shelter

Water Parameters:

Temperature: 73-82F (23-28C)

pH: 6.0-7.5

Hardness: Soft to moderately hard water (3-12 dGH)

Care Level:

Difficulty: Easy to moderate; suitable for aquarists with some fish-keeping experience

Diet: Omnivorous; enjoys a varied diet of high-quality flakes, frozen foods (e.g., bloodworms, daphnia), and live foods for optimal health and color

Behavior: Peaceful schooling fish; best kept in groups of at least 6 to reduce stress and showcase natural behavior

Additional Tips:

Tank Mates: Ideal companions include other peaceful species such as rasboras, larger tetras, Corydoras, and peaceful cichlids like angelfish.

Lighting: Moderate lighting helps highlight their natural iridescence.

Water Quality: Maintain excellent water quality with regular water changes to ensure their vibrant colors and overall health.