Can Oscar live with Axelrod's Rasbora?
Not recommended
Why
- Oscar’s mouth is big enough to swallow Axelrod's Rasbora (only 0.6" long) — it will be eaten.
- Oscar is aggressive and will attack the peaceful Axelrod's Rasbora.
- Only a narrow water hardness overlap — keep both around 5–6 dGH.
Side-by-side
| Oscar | Axelrod's Rasbora | |
|---|---|---|
| Temperature | 74–81°F | 72–79°F |
| pH | 6–8 | 4–6.5 |
| Hardness (GH) | 5–20 dGH | 1–6 dGH |
| Adult size | 16" | 0.6" |
| Temperament | Aggressive | Peaceful |
| Min tank | 75 gal | 10 gal |
Together, plan on at least 75 gallons.
Compatible alternatives
Instead of Oscar (to keep Axelrod's Rasbora):
- Kissing Gourami — 12", semi-aggressive
- Sparkling Gourami — 1.5", peaceful buy at The Shrimp Farm · The Shrimp Farm live-arrival guarantee
- Licorice Gourami — 1.4", peaceful
Instead of Axelrod's Rasbora (to keep Oscar):
- Oscar — 16", aggressive
- Kissing Gourami — 12", semi-aggressive
- Typhoon Pleco — 12", semi-aggressive
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Design a tank with Oscar, Axelrod's Rasbora →Everything compatible with Oscar · …with Axelrod's Rasbora