Can Fancy Goldfish live with Upside-Down Catfish? Compatible
Generally compatible under good conditions.
Side by side
| 🐠 Fancy Goldfish | 🐡 Upside-Down Catfish | |
| Adult size | 8" | 3.5" |
| Min tank | 20 gal | 20 gal |
| Temperature | 60–74°F | 72–82°F |
| pH | 6.5–8 | 6–7.5 |
| Temperament | Peaceful | Peaceful |