Compatibility Overview
African Butterfly Fish and Glass Catfish 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 | African Butterfly Fish | Glass Catfish | Verdict |
|---|---|---|---|
| Temperature | 72–79°F | 72–82°F | ✅ 72–79°F |
| pH Range | 6.0–7.5 | 6.5–7.5 | ✅ 6.5–7.5 |
| Temperament | semi | semi | ⚠️ Monitor |
| Adult Size | 2.4 in | 3.9 in | ✅ Similar |
| Min. Group | 1+ | 6+ | See below |
| Min. Tank Size | 55 gallons (for both species) | — | |
✅ Compatibility Positives
⚠️ Caution Points
Species Profiles
African Butterfly Fish — Aquarium species
The African Butterfly Fish is a popular freshwater species known for its striking appearance and peaceful demeanor. It requires a well-maintained tank with plenty of swimming space and hiding spots. With a moderate activity level, it is suitable for beginners and can be kept in a community tank with compatible species. Regular water changes and a balanced di
→ Full African Butterfly Fish care guide
Glass Catfish — Aquarium species
The Glass Catfish, Kryptopterus vitreolus, is a popular freshwater aquarium fish known for its unique, translucent body and iridescent scales. It is a peaceful species that thrives in groups and is suitable for beginners due to its hardy nature. These catfish are bottom-dwellers and require a well-decorated tank with plenty of swimming space. They are sensit
Frequently Asked Questions
Can African Butterfly Fish live with Glass Catfish?
Yes, in a well-planned setup. African Butterfly Fish and Glass Catfish 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 African Butterfly Fish and Glass Catfish together?
A minimum of 55 gallons is recommended for keeping African Butterfly Fish and Glass Catfish together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both African Butterfly Fish and Glass Catfish?
72–79°F
Is a African Butterfly Fish aggressive toward a Glass Catfish?
African Butterfly Fish is semi and Glass Catfish is semi. No major aggression issues are expected between these species.
Related Compatibility Guides
Compatibility score breakdown
The overall score is weighted across water chemistry, behavior, adult size, swimming zone, and social needs. A score is a planning aid—not a guarantee for individual fish.
| Factor | Score |
|---|---|
| Temperature | 100/100 |
| Ph | 100/100 |
| Temperament | 62/100 |
| Adult Size | 100/100 |
| Swim Zone | 92/100 |
| Social Needs | 92/100 |
Tank size scenarios
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 55 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 75 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 125 gal | Best when keeping larger schools or reducing territorial pressure. |