Compatibility Overview
Corydoras Catfish and Ember Tetra can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.
| Factor | Corydoras Catfish | Ember Tetra | Verdict |
|---|---|---|---|
| Temperature | 70–79°F | 73–84°F | ✅ 73–79°F |
| pH Range | 6.0–8.0 | 5.5–7.0 | ✅ 6.0–7.0 |
| Temperament | peaceful | peaceful | ✅ Compatible |
| Adult Size | 2.5 in | 0.8 in | ⚠️ 3.1× difference |
| Min. Group | 6+ | 8+ | See below |
| Min. Tank Size | 55 gallons (for both species) | — | |
✅ Compatibility Positives
⚠️ Caution Points
Species Profiles
Corydoras Catfish — Corydoras spp.
Armoured bottom-dwelling catfish that are peaceful with all non-aggressive species. Need fine sand substrate to protect delicate barbels.
→ Full Corydoras Catfish care guide
Ember Tetra — Hyphessobrycon amandae
Tiny orange-red schooling tetra that is among the most adaptable nano fish. Peaceful with everything too small to eat them.
Frequently Asked Questions
Can Corydoras Catfish live with Ember Tetra?
Yes, in a well-planned setup. Corydoras Catfish and Ember Tetra can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.
What tank size do I need for Corydoras Catfish and Ember Tetra together?
A minimum of 55 gallons is recommended for keeping Corydoras Catfish and Ember Tetra together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Corydoras Catfish and Ember Tetra?
73–79°F
Is a Corydoras Catfish aggressive toward a Ember Tetra?
Corydoras Catfish is peaceful and Ember Tetra is peaceful. Significant size difference (2.5 in vs 0.8 in) — the larger species may out-compete for food or intimidate the smaller.