Congo Tetra
Phenacogrammus interruptus · family Alestidae
Parameters
- Temperature
- 22–26 °C
- pH
- 6–7.5
- Hardness
- 4–18 °dGH
- Tank volume
- from 150 L
- Maximum size
- up to 8.5 cm
- Group size
- min 6, ideal 8
- Temperament
- Peaceful
- Swimming zone
- Middle
- Difficulty
- Intermediate
- Lifespan
- 3–5 years
Description
Congo tetra — a large characid from Africa. Males show iridescent scales and long flowing fins; females are plainer.
Care
Long tank 100+ cm, soft slightly-acidic water, dense planting on the sides, open swimming space in the middle.
Feeding
Flakes, frozen cyclops and bloodworm, medium pellets. They appreciate variety.
Compatibility
Compatibility data not yet available.
FAQ
- Do male Congo tetras fight each other?
- No real aggression. But without females the males don't show peak color — keep 2–3 females per male.
Goldie editorial team
Practising aquarists with a combined 30+ years of experience · Biologists and editors, fact-checking against FishBase and Seriously Fish · Every piece is reviewed by a qualified ichthyologist before publication
Scientific board — ichthyologists and veterinarians
Ichthyologists and veterinarians with university degrees · Reference FishBase, Seriously Fish and peer-reviewed literature · Sign every reviewed article with their credentials shown
Sources
- Wikipedia: Phenacogrammus interruptus · Wikipedia · 2026-05-22