Can Swordtail live with Zebra Danio? With caution
Large size gap — watch that Swordtail doesn't bully Zebra Danio.
Side by side
| 🐠 Swordtail | 🐟 Zebra Danio | |
| Adult size | 5.5" | 2" |
| Min tank | 20 gal | 10 gal |
| Temperature | 72–82°F | 64–77°F |
| pH | 7–8.4 | 6.5–8 |
| Temperament | Semi-aggressive | Semi-aggressive |
How to make it work
- Large size gap — watch that Swordtail doesn't bully Zebra Danio.
- Provide ample swimming space, sight breaks, and matched water parameters.