Can Harlequin Rasbora Live With Pygmy Corydoras?
Harlequin Rasbora and Pygmy Corydoras are compatible. Temperature overlap 73–79°F. Both peaceful.
Conditions: Minimum 20 gallon tank.
Parameter Comparison
| Parameter | Harlequin Rasbora | Pygmy Corydoras | Overlap |
|---|---|---|---|
| Temperature | 72–81°F | 72–79°F | 73–79°F ✓ |
| pH Range | 5.5–7 | 6–7.5 | 6–7.5 ✓ |
| Temperament | peaceful | peaceful | Both peaceful ✓ |
| Max Size | 2" | 1.2" | Similar ✓ |
| Min Tank Size | 11 gal | 5 gal | 20 gal minimum together |
| Diet | Omnivore | Omnivore | — |
| Care Level | beginner | beginner | — |
Tank Requirements for Harlequin Rasbora + Pygmy Corydoras
To keep Harlequin Rasbora and Pygmy Corydoras together, you need at minimum a 20 gallon tank. Harlequin Rasbora should be kept in a school of 8+. Pygmy Corydoras should be kept in a school of 10+. Provide adequate filtration, stable temperature with a heater, and hiding spots to reduce stress.
Species Profiles
Harlequin Rasbora
Trigonostigma heteromorpha
The Harlequin Rasbora (Trigonostigma heteromorpha) is a beginner freshwater species known for its orange-pink, black triangle coloration. Classic schooling fish. Mid.
Full care guide →Pygmy Corydoras
Corydoras pygmaeus
The Pygmy Corydoras (Corydoras pygmaeus) is a beginner freshwater species known for its silver-gray, dark lateral line coloration. One of the smallest cory species. Mid to Bottom.
Full care guide →