Can Japanese Trapdoor Snail live with Oscar?
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 6.5–8 — aim there.
Side-by-side
| Japanese Trapdoor Snail | Oscar | |
|---|---|---|
| Temperature | 60–82°F | 74–81°F |
| pH | 6.5–8 | 6–8 |
| Hardness (GH) | 6–18 dGH | 5–20 dGH |
| Adult size | 2" | 16" |
| Temperament | Peaceful | Aggressive |
| Min tank | 10 gal | 75 gal |
Together, plan on at least 75 gallons.
Design the whole tank, not just the stocking
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Design a tank with Japanese Trapdoor Snail, Oscar →Everything compatible with Japanese Trapdoor Snail · …with Oscar