Can Fancy Goldfish live with Rainbow Shark? Compatible
Generally compatible under good conditions.
Side by side
| 🐠 Fancy Goldfish | 🦈 Rainbow Shark | |
| Adult size | 8" | 6" |
| Min tank | 20 gal | 55 gal |
| Temperature | 60–74°F | 72–81°F |
| pH | 6.5–8 | 6.5–7.5 |
| Temperament | Peaceful | Semi-aggressive |