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Can Cardinal Tetra and Pygmy Corydoras Live Together?
Compatible with caution
- Shared temperature window: 73-79°F.
- Shared pH window: 6.2-7.0.
- Pygmy Corydoras may fit in Cardinal Tetra's mouth as it grows; watch closely.
Side-by-side
| Parameter | Cardinal Tetra | Pygmy Corydoras |
|---|---|---|
| Adult size | 2" | 1" |
| Min tank | 20 gal | 10 gal |
| Temperature | 73-81°F | 72-79°F |
| pH | 5.5-7 | 6.2-7.4 |
| Temperament | Peaceful | Peaceful |
| Diet | Omnivore | Omnivore |
Recommended shared tank: 20 gallons or larger. Keep at 73-79°F. Target pH 6.2-7.0.
FAQ
Can Cardinal Tetra and Pygmy Corydoras live together?
Compatible with caution. Shared temperature window: 73-79°F.
What size tank do Cardinal Tetra and Pygmy Corydoras need together?
Plan for at least 20 gallons, more if you keep schooling groups of either species.
See full care guides: Cardinal Tetra · Pygmy Corydoras