Can Lyretail Molly Live With Marbled Hatchetfish?
Lyretail Molly and Marbled Hatchetfish CAN coexist, but with some risks. Careful setup and monitoring required.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 75–82°F.
pH
⚠ Use Caution
Very narrow pH overlap (7.0–7.0). Hard to maintain precisely.
Size
⚠ Use Caution
Significant size difference (5" vs 1.5"). Lyretail Molly may bully or stress Marbled Hatchetfish.
Temperament
✓ Compatible
Both fish have compatible temperaments.
Swim Level
✓ Compatible
Fish occupy different water levels (Lyretail Molly: middle, Marbled Hatchetfish: top), reducing conflict.
Important Notes
- Marbled Hatchetfish is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 28 gallons
| Parameter | Lyretail Molly | Marbled Hatchetfish |
|---|---|---|
| Temperature | 72–82°F | 75–82°F |
| pH | 7–8.5 | 5–7 |
| Max Size | 5" | 1.5" |
| Temperament | Peaceful | Peaceful |
| Swim Level | Middle | Top |
| Min Tank | 20 gal | 15 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.