Can Diamond Tetra Live With Figure Eight Puffer?
Diamond Tetra and Figure Eight Puffer CAN coexist, but with some risks. Careful setup and monitoring required.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 72–82°F.
pH
⚠ Use Caution
Very narrow pH overlap (7.5–7.5). Hard to maintain precisely.
Size
✓ Compatible
Compatible sizes (2.5" and 3").
Temperament
⚠ Use Caution
Diamond Tetra (peaceful) may have issues with Figure Eight Puffer (semi-aggressive). Monitor closely if attempting.
Swim Level
✓ Compatible
Swim level compatibility is fine.
Trait Conflict
⚠ Use Caution
Figure Eight Puffer may prefer brackish water conditions, which Diamond Tetra cannot tolerate long-term.
Important Notes
- Diamond Tetra is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 28 gallons
| Parameter | Diamond Tetra | Figure Eight Puffer |
|---|---|---|
| Temperature | 72–82°F | 72–82°F |
| pH | 6–7.5 | 7.5–8.5 |
| Max Size | 2.5" | 3" |
| Temperament | Peaceful | Semi-aggressive |
| Swim Level | Middle | All |
| Min Tank | 20 gal | 15 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.