Can Guppy live with Red Tail Shark? Not recommended
Red Tail Shark is large or predatory enough to eat or harass Guppy.
Side by side
| 🐠 Guppy | 🦈 Red Tail Shark | |
| Adult size | 2" | 5" |
| Min tank | 10 gal | 55 gal |
| Temperature | 72–82°F | 72–79°F |
| pH | 7–8.2 | 6.5–7.5 |
| Temperament | Peaceful | Aggressive |
Why
- Red Tail Shark is large or predatory enough to eat or harass Guppy.
- Aggressive plus peaceful pairing — monitor for stress.