Can Least Rasbora live with Discus?
Not recommended
Why
- Discus’s mouth is big enough to swallow Least Rasbora (only 0.8" long) — it will be eaten.
- Only a narrow temperature overlap — keep both around 82°F.
Side-by-side
| Least Rasbora | Discus | |
|---|---|---|
| Temperature | 75–82°F | 82–88°F |
| pH | 5–7 | 5.5–7 |
| Hardness (GH) | 1–8 dGH | 1–8 dGH |
| Adult size | 0.8" | 8" |
| Temperament | Peaceful | Peaceful |
| Min tank | 10 gal | 55 gal |
Together, plan on at least 55 gallons.
Compatible alternatives
Instead of Least Rasbora (to keep Discus):
- Angelfish — 6", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Koi Angelfish — 6", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Altum Angelfish — 7", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
Instead of Discus (to keep Least Rasbora):
- Cardinal Tetra — 2", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Cherry Barb — 2", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- False Rummy Nose Tetra — 2", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
Where to buy
- Least Rasbora: buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Discus: 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 Least Rasbora · …with Discus