Compatibility
Ember Tetra × Celestial Pearl Danio Compatibility
Compatibility calculated based on predation risk, behaviour profile, and water-parameter overlap.


Ember Tetra and Celestial Pearl Danio are not recommended together in most community setups, but water-parameter overlap should be checked carefully.
TemperatureC
pHC
HardnessC
FlowA
PredationA
BehaviourA
Not recommendedC
Envrionmental Factors
Temperature overlap
Ember Tetra: 24.0–28.0 °C
Celestial Pearl Danio: 15.0–24.0 °C
Shared window: 24.0–24.0°C.
pH overlap
Ember Tetra: 6.0–7.0
Celestial Pearl Danio: 7.0–8.0
Shared window: 7.0–7.0.
Hardness overlap
Ember Tetra: Very soft → Soft
Celestial Pearl Danio: Medium → Hard
No shared hardness band is present.
Flow match
Ember Tetra: Medium
Celestial Pearl Danio: Low
Flow preferences do not conflict directly (no low-vs-high clash).
Behavioural Factors
Predation risk (size ratio)
Adult size ratio: 1.05x
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 | Ember Tetra | Celestial Pearl Danio |
|---|---|---|
| Adult size | 2.0 cm | 2.1 cm |
| Temperature | 24.0–28.0 °C | 15.0–24.0 °C |
| pH | 6.0–7.0 | 7.0–8.0 |
| Hardness | Very soft → Soft | Medium → Hard |
| Flow | Medium | Low |
| Locations | Araguaia River Basin, Brazil | Myanmar |
Geographic overlap (supporting signal)
No recorded overlap in our dataset.
Best tank mates for Ember Tetra
Reference links to curated compatibility pair pages for this species.

Cardinal Tetra
Paracheirodon axelrodi

Chili Rasbora
Boraras brigittae

Harlequin rasbora
Trigonostigma heteromorpha

Honey Gourami
Trichogaster chuna
Best tank mates for Celestial Pearl Danio
Reference links to curated compatibility pair pages for this species.

Emerald Dwarf Rasbora
Danio erythromicron

Head and Tail Light Tetra
Holopristis ocellifera

Honey Gourami
Trichogaster chuna

Neon tetra
Paracheirodon innesi