Can Harlequin Rasbora Live With Black Skirt Tetra?
Harlequin Rasbora and Black Skirt Tetra are compatible. Temperature overlap 73–82°F. Both peaceful.
Conditions: Minimum 20 gallon tank.
Parameter Comparison
| Parameter | Harlequin Rasbora | Black Skirt Tetra | Overlap |
|---|---|---|---|
| Temperature | 73–82°F | 70–82°F | 73–82°F ✓ |
| pH Range | 6–7.5 | 6–7.5 | 6–7.5 ✓ |
| Temperament | peaceful | peaceful | Both peaceful ✓ |
| Max Size | 2" | 3" | Similar ✓ |
| Min Tank Size | 10 gal | 15 gal | 20 gal minimum together |
| Diet | Omnivore | Omnivore | — |
| Care Level | beginner | beginner | — |
Tank Requirements for Harlequin Rasbora + Black Skirt Tetra
To keep Harlequin Rasbora and Black Skirt Tetra together, you need at minimum a 20 gallon tank. Harlequin Rasbora should be kept in a school of 6+. Black Skirt Tetra should be kept in a school of 6+. Provide adequate filtration, stable temperature with a heater, and hiding spots to reduce stress.
Species Profiles
Harlequin Rasbora
Trigonostigma heteromorpha
Harlequin rasboras are elegant, copper-colored schooling fish with a distinctive black triangular patch on their body. They are one of the most peaceful and hardy community fish available, making them ideal for beginners. In schools of 8+, they display beautiful coordinated swimming behavior.
Full care guide →Black Skirt Tetra
Gymnocorymbus ternetzi
Black skirt tetras (also sold as black widow tetras) are hardy, easy-to-care-for schooling fish with a distinctive flowing black anal fin that gives them their name. They come in natural silver-and-black and various dyed/modified versions (GloFish). The natural form is the healthiest choice. They can be mild fin nippers in small groups but are generally well-behaved community fish.
Full care guide →