Cherry Shrimp and Harlequin Rasbora Compatibility Overview
Cherry Shrimp and Harlequin Rasbora can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Both species are peaceful, and neither poses a major aggression risk to the other. A minimum 20-gallon tank is recommended to provide adequate territory and water volume for both species.
| Factor | Cherry Shrimp | Harlequin Rasbora | Verdict |
|---|---|---|---|
| Temperature | 65โ80ยฐF | 72โ81ยฐF | โ 72โ80ยฐF |
| pH Range | 6.5โ8.0 | 5.5โ7.5 | โ 6.5โ7.5 |
| Temperament | peaceful | peaceful | โ Compatible |
| Adult Size | 0.8 in | 1.75 in | โ ๏ธ 2.2ร difference |
| Min. Group | 10+ | 8+ | See below |
| Min. Tank Size | 20 gallons (for both species) | โ | |
Compatibility Positives
Caution Points
Species Profiles
Cherry Shrimp โ Neocaridina davidi
Bright red freshwater shrimp that are excellent algae cleaners. Very small โ at risk from any fish large enough to eat them.
โ Full Cherry Shrimp care guide
Harlequin Rasbora โ Trigonostigma heteromorpha
Active mid-level schooling fish with a distinctive black triangular patch. One of the best all-around community tank fish.
Frequently Asked Questions
Can Cherry Shrimp live with Harlequin Rasbora?
Yes, in a well-planned setup. Cherry Shrimp and Harlequin Rasbora can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Both species are peaceful, and neither poses a major aggression risk to the other. A minimum 20-gallon tank is recommended to provide adequate territory and water volume for both species.
What tank size do I need for Cherry Shrimp and Harlequin Rasbora together?
A minimum of 20 gallons is recommended for keeping Cherry Shrimp and Harlequin Rasbora together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Cherry Shrimp and Harlequin Rasbora?
72โ80ยฐF โ inside Cherry Shrimp's 65โ80ยฐF and Harlequin Rasbora's 72โ81ยฐF.
Is a Cherry Shrimp aggressive toward a Harlequin Rasbora?
Cherry Shrimp is peaceful and Harlequin Rasbora is peaceful. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Cherry Shrimp and Harlequin Rasbora
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 20 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 29 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 55 gal | Best when keeping larger schools or reducing territorial pressure. |