Can Flowerhorn live with Swordtail? Not recommended
Flowerhorn is large or predatory enough to eat or harass Swordtail.
Side by side
| 🐡 Flowerhorn | 🐠 Swordtail | |
| Adult size | 12" | 5.5" |
| Min tank | 75 gal | 20 gal |
| Temperature | 80–86°F | 72–82°F |
| pH | 7–8 | 7–8.4 |
| Temperament | Aggressive | Semi-aggressive |
Why
- Flowerhorn is large or predatory enough to eat or harass Swordtail.
- Aggressive plus semi-aggressive pairing — watch for territorial disputes.