Can Corydoras Catfish Live With Discus?
Corydoras Catfish and Discus are compatible. Both peaceful.
Conditions: Minimum 55 gallon tank.
Parameter Comparison
| Parameter | Corydoras Catfish | Discus | Overlap |
|---|---|---|---|
| Temperature | 72–79°F | 82–88°F | No overlap ✗ |
| pH Range | 6–7.5 | 5.5–7 | 6–7 ✓ |
| Temperament | peaceful | peaceful | Both peaceful ✓ |
| Max Size | 3" | 8" | Similar ✓ |
| Min Tank Size | 10 gal | 55 gal | 55 gal minimum together |
| Diet | Omnivore | Carnivore/Omnivore | — |
| Care Level | beginner | advanced | — |
Tank Requirements for Corydoras Catfish + Discus
To keep Corydoras Catfish and Discus together, you need at minimum a 55 gallon tank. Corydoras Catfish should be kept in a school of 6+. Discus should be kept in a school of 5+. Provide adequate filtration, stable temperature with a heater, and hiding spots to reduce stress.
Species Profiles
Corydoras Catfish
Corydoras spp.
Corydoras catfish are beloved bottom-dwelling community fish known for their adorable whiskered faces and playful schooling behavior. With over 160 described species, corys come in many varieties including bronze, albino, panda, pygmy, and sterbai. They are peaceful, hardy, and help keep the substrate clean.
Full care guide →Discus
Symphysodon spp.
Discus are widely considered the king of freshwater aquarium fish. Their disk-shaped body, vivid colors, and graceful swimming make them the ultimate showpiece. However, they are among the most demanding freshwater fish to keep, requiring warm, soft, exceptionally clean water, frequent feedings, and a stress-free environment. Discus are not recommended for beginners.
Full care guide →