Phenacogrammus interruptus (Congo Tetra) — 4–5 cm Nigromarginata Tetra becoming more active at night

becoming more active at night

Water Temperature: Maintain between 72–82 °F (22–28 °C)

Dim lighting enhances natural behavior

Behavioral note: in high-density farm settings

arrange river stones and flat rocks to create grazing surfaces

Phenacogrammus interruptus (Congo Tetra) — 4–5 cm Nigromarginata Tetra becoming more active at nightOverview The Congo Tetra (Phenacogrammus interruptus) is a stunning freshwater species native to the Congo River Basin in Central Africa. Renowned for its iridescent coloration and elegant fin extensions, it is a popular choice among aquarists seeking a peaceful and visually striking addition to their community tanks. Key Features Size: 45 cm (juvenile to sub adult) Origin: Congo River Basin, Central Africa Temperament: Peaceful; best kept in schools