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Can Discus and Otocinclus Live Together?
Not recommended
- Temperature ranges do not overlap (Discus: 82-88°F vs Otocinclus: 72-79°F).
- Shared pH window: 6.0-7.0.
- Discus is large enough to eat Otocinclus — high predation risk.
Side-by-side
| Parameter | Discus | Otocinclus |
|---|---|---|
| Adult size | 8" | 1.5" |
| Min tank | 55 gal | 10 gal |
| Temperature | 82-88°F | 72-79°F |
| pH | 5.5-7 | 6-7.5 |
| Temperament | Peaceful | Peaceful |
| Diet | Carnivore | Herbivore |
Recommended shared tank: 55 gallons or larger. Target pH 6.0-7.0.
FAQ
Can Discus and Otocinclus live together?
Not recommended. Temperature ranges do not overlap (Discus: 82-88°F vs Otocinclus: 72-79°F).
What size tank do Discus and Otocinclus need together?
Plan for at least 55 gallons, more if you keep schooling groups of either species.
See full care guides: Discus · Otocinclus