Can Cardinal Tetra Live With Glass Catfish?
Cardinal Tetra and Glass Catfish are compatible. Temperature overlap 75–80°F. Both peaceful.
Conditions: Minimum 20 gallon tank.
Parameter Comparison
| Parameter | Cardinal Tetra | Glass Catfish | Overlap |
|---|---|---|---|
| Temperature | 73–81°F | 75–80°F | 75–80°F ✓ |
| pH Range | 4.5–7 | 6.5–7 | 6.5–7 ✓ |
| Temperament | peaceful | peaceful | Both peaceful ✓ |
| Max Size | 2" | 5" | Similar ✓ |
| Min Tank Size | 10 gal | 20 gal | 20 gal minimum together |
| Diet | Omnivore | Carnivore | — |
| Care Level | intermediate | intermediate | — |
Tank Requirements for Cardinal Tetra + Glass Catfish
To keep Cardinal Tetra and Glass Catfish together, you need at minimum a 20 gallon tank. Cardinal Tetra should be kept in a school of 6+. Glass Catfish should be kept in a school of 5+. Provide adequate filtration, stable temperature with a heater, and hiding spots to reduce stress.
Species Profiles
Cardinal Tetra
Paracheirodon axelrodi
Cardinal tetras look similar to neon tetras but have a red stripe that extends the entire length of their body (vs only the back half in neons). They prefer softer, more acidic water and are slightly more delicate, but their deeper coloration makes them highly sought after.
Full care guide →Glass Catfish
Kryptopterus vitreolus
The Glass Catfish (Kryptopterus vitreolus) is a intermediate-level freshwater fish growing to 5 inches. Peaceful temperament, minimum 20 gallon tank.
Full care guide →