Can Discus live with Brilliant Rasbora?
Caution — with care
Why
- Almost no shared temperature: Discus wants 82–88°F and Brilliant Rasbora wants 72–82°F, so only 82°F suits both — too fine a margin to actually hold.
Sweet spot: both do well at 82–82°F and pH 5.5–7 — aim there.
Side-by-side
| Discus | Brilliant Rasbora | |
|---|---|---|
| Temperature | 82–88°F | 72–82°F |
| pH | 5.5–7 | 5.5–7 |
| Hardness (GH) | 1–8 dGH | 4–12 dGH |
| Adult size | 8" | 4" |
| Temperament | Peaceful | Peaceful |
| Min tank | 55 gal | 30 gal |
Together, plan on at least 55 gallons.
How to make it work
- Target the overlapping water-parameter range and acclimate slowly.
Sort it with: An adjustable heater
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Design a tank with Discus, Brilliant Rasbora →Everything compatible with Discus · …with Brilliant Rasbora