Can Harlequin Rasbora Live With Assassin Snail?
Harlequin Rasbora and Assassin Snail are compatible. Temperature overlap 73–80°F. Both peaceful.
Conditions: Minimum 10 gallon tank.
Parameter Comparison
| Parameter | Harlequin Rasbora | Assassin Snail | Overlap |
|---|---|---|---|
| Temperature | 73–82°F | 70–80°F | 73–80°F ✓ |
| pH Range | 6–7.5 | 6.5–8 | 6.5–7.5 ✓ |
| Temperament | peaceful | peaceful | Both peaceful ✓ |
| Max Size | 2" | 1.5" | Similar ✓ |
| Min Tank Size | 10 gal | 10 gal | 10 gal minimum together |
| Diet | Omnivore | Carnivore | — |
| Care Level | beginner | beginner | — |
Tank Requirements for Harlequin Rasbora + Assassin Snail
To keep Harlequin Rasbora and Assassin Snail together, you need at minimum a 10 gallon tank. Harlequin Rasbora 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 →Assassin Snail
Clea helena
Assassin snails are the natural pest snail control solution. They hunt and eat bladder snails, pond snails, Malaysian trumpet snails, and ramshorn snails. They breed slowly (unlike pest snails), have attractive yellow and dark brown striped shells, and are safe with fish and shrimp.
Full care guide →