Can Black Neon Tetra Live With Figure Eight Puffer?
Black Neon Tetra and Figure Eight Puffer CAN coexist, but with some risks. Careful setup and monitoring required.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 73–82°F.
pH
⚠ Use Caution
Very narrow pH overlap (7.5–7.5). Hard to maintain precisely.
Size
✓ Compatible
Compatible sizes (1.5" and 3").
Temperament
⚠ Use Caution
Black Neon 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 Black Neon Tetra cannot tolerate long-term.
Important Notes
- Black Neon Tetra is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 18 gallons
| Parameter | Black Neon Tetra | Figure Eight Puffer |
|---|---|---|
| Temperature | 73–82°F | 72–82°F |
| pH | 5.5–7.5 | 7.5–8.5 |
| Max Size | 1.5" | 3" |
| Temperament | Peaceful | Semi-aggressive |
| Swim Level | Middle | All |
| Min Tank | 10 gal | 15 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.