Can Colombian Tetra Live With Guppy?
Colombian Tetra and Guppy are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 72–82°F.
pH
✓ Compatible
Good pH overlap at 6.8–7.5.
Size
✓ Compatible
Compatible sizes (2.5" and 2").
Temperament
⚠ Use Caution
Colombian Tetra (semi-aggressive) may have issues with Guppy (peaceful). Monitor closely if attempting.
Swim Level
✓ Compatible
Fish occupy different water levels (Colombian Tetra: middle, Guppy: top), reducing conflict.
Trait Conflict
✗ Not Compatible
Colombian Tetra is a known fin nipper and will harass Guppy's long fins.
Important Notes
- Colombian Tetra is a schooling fish and needs at least 6 of its kind.
- Guppy is a schooling fish and needs at least 3 of its kind.
Tank Requirements
Minimum tank size for this combination: 25 gallons
| Parameter | Colombian Tetra | Guppy |
|---|---|---|
| Temperature | 72–82°F | 72–82°F |
| pH | 6–7.5 | 6.8–7.8 |
| Max Size | 2.5" | 2" |
| Temperament | Semi-aggressive | Peaceful |
| Swim Level | Middle | Top |
| Min Tank | 20 gal | 10 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.