Can Swordtail live with Upside-Down Catfish? Compatible
Generally compatible under good conditions.
Side by side
| 🐠 Swordtail | 🐡 Upside-Down Catfish | |
| Adult size | 5.5" | 3.5" |
| Min tank | 20 gal | 20 gal |
| Temperature | 72–82°F | 72–82°F |
| pH | 7–8.4 | 6–7.5 |
| Temperament | Semi-aggressive | Peaceful |