Can Cardinal Tetra live with Chili Rasbora?
Caution — with care
Why
- Large size gap (Cardinal Tetra 2" vs Chili Rasbora 0.7") — the bigger fish may eat the smaller one as they grow.
Sweet spot: both do well at 75–81°F and pH 5–7 — aim there.
Side-by-side
| Cardinal Tetra | Chili Rasbora | |
|---|---|---|
| Temperature | 73–81°F | 75–82°F |
| pH | 5–7 | 4–7 |
| Hardness (GH) | 1–6 dGH | 1–6 dGH |
| Adult size | 2" | 0.7" |
| Temperament | Peaceful | Peaceful |
| Min tank | 15 gal | 5 gal |
Together, plan on at least 15 gallons.
How to make it work
- Add only full-grown adults — never juveniles, which will be eaten.
Where to buy
- Cardinal Tetra: buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Chili Rasbora: buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
Live-animal shipping: add a heat pack below 50°F, expect weather holds above 90°F, and schedule delivery for a moderate week when someone can receive it promptly.
Build a full tank around this stocking →Everything compatible with Cardinal Tetra · …with Chili Rasbora