Congo Tetra Care & Compatibility
Phenacogrammus interruptus
A larger, iridescent African tetra with flowing fins on males. Needs a roomy tank and a group to look its best.
Min 30 gal 3" adult Peaceful Moderate care 73-82°F
Care requirements
| Scientific name | Phenacogrammus interruptus |
|---|---|
| Group | Tetra |
| Adult size | 3 in (7.6 cm) |
| Minimum tank | 30 gallons |
| Temperature | 73-82°F |
| pH | 6-7.5 |
| Hardness | 4-18 dGH |
| Temperament | Peaceful |
| Social | Schooling (keep 6+) |
| Diet | Omnivore |
| Swim level | Mid |
| Care level | Moderate |
| Lifespan | ~5 years |
Quick answers: tank size · temperature · pH & hardness · tank mates
Best tankmates for Congo Tetra
Cardinal Tetra
Ok · 30 gal+
Guppy
Ok · 30 gal+
Platy
Ok · 30 gal+
Molly
Ok · 30 gal+
Swordtail
Ok · 30 gal+
Dwarf Gourami
Ok · 30 gal+
Pearl Gourami
Ok · 30 gal+
Honey Gourami
Ok · 30 gal+
Discus
Ok · 55 gal+
German Blue Ram
Ok · 30 gal+
Avoid keeping with
White Cloud Mountain Minnow
Not recommended
Frequently asked questions
What size tank does a Congo Tetra need?
A Congo Tetra needs a minimum of 30 gallons. Because it is a schooling fish, keep a group of at least 6, which may require more space.
Is the Congo Tetra good for beginners?
The Congo Tetra is rated moderate to care for. It suits keepers with a little experience and a stable, cycled tank.
What water parameters does a Congo Tetra need?
Keep Congo Tetra at 73-82°F, pH 6-7.5, and hardness 4-18 dGH.
How many Congo Tetra should I keep together?
Keep at least 6 together — they are happier and less stressed in a group.