Can Oscar live with Colombian Ramshorn?
Compatible
Why
No conflicts — these two share similar water needs, temperament, and size, and neither is a threat to the other.
Sweet spot: both do well at 74–81°F and pH 7–8 — aim there.
Side-by-side
| Oscar | Colombian Ramshorn | |
|---|---|---|
| Temperature | 74–81°F | 68–82°F |
| pH | 6–8 | 7–8.5 |
| Hardness (GH) | 5–20 dGH | 8–20 dGH |
| Adult size | 16" | 2" |
| Temperament | Aggressive | Peaceful |
| Min tank | 75 gal | 30 gal |
Together, plan on at least 75 gallons.
Where to buy
- Oscar: buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Colombian Ramshorn: 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 Oscar · …with Colombian Ramshorn