Compatibility
Neon tetra × Cherry barb Compatibility
Compatibility calculated based on predation risk, behaviour profile, and water-parameter overlap.


Neon tetra and Cherry barb can usually live together in a well-planted community tank.
TemperatureA
pHB
HardnessA
FlowA
PredationA
BehaviourA
Data coverage note: 1 key check marked unknown.
Generally compatibleA
Envrionmental Factors
Temperature overlap
Neon tetra: 20.0–26.0 °C
Cherry barb: 22.0–27.0 °C
Shared window: 22.0–26.0°C.
pH overlap
Neon tetra: 5.5–7.5
Cherry barb: -
One or both species are missing range data for this check.
Hardness overlap
Neon tetra: Very soft → Medium
Cherry barb: Soft → Medium
Shared hardness bands: 2 (overlap ratio 100%).
Flow match
Neon tetra: Low
Cherry barb: Medium
Flow preferences do not conflict directly (no low-vs-high clash).
Behavioural Factors
Predation risk (size ratio)
Adult size ratio: 1.25x
Adult size gap is under 2.0x, which is usually a safer ratio.
Behaviour risk
- - Both species are generally peaceful; behaviour conflict risk is low.
Parameter snapshot
| Parameter | Neon tetra | Cherry barb |
|---|---|---|
| Adult size | 4.0 cm | 5.0 cm |
| Temperature | 20.0–26.0 °C | 22.0–27.0 °C |
| pH | 5.5–7.5 | - |
| Hardness | Very soft → Medium | Soft → Medium |
| Flow | Low | Medium |
| Locations | South America | Sri Lanka |
Geographic overlap (supporting signal)
No recorded overlap in our dataset.
Best tank mates for Neon tetra
Reference links to curated compatibility pair pages for this species.

Cardinal Tetra
Paracheirodon axelrodi

Celestial Pearl Danio
Danio margaritatus

Chili Rasbora
Boraras brigittae

Corydoras
Corydoras spp.
Best tank mates for Cherry barb
Reference links to curated compatibility pair pages for this species.

Chili Rasbora
Boraras brigittae
Common Molly
Poecilia sphenops
Dwarf Rasbora
Boraras maculatus

Endler's livebearer
Poecilia wingei