Can Guppy live with Royal Pleco?
Caution — with care
Why
- Very different sizes (Royal Pleco 17" vs Guppy 2") — these two need different tanks, and the smaller fish will be out-competed at feeding time.
Sweet spot: both do well at 73–82°F and pH 6.8–7.5 — aim there.
Side-by-side
| Guppy | Royal Pleco | |
|---|---|---|
| Temperature | 72–82°F | 73–82°F |
| pH | 6.8–7.8 | 6.5–7.5 |
| Hardness (GH) | 8–20 dGH | 4–12 dGH |
| Adult size | 2" | 17" |
| Temperament | Peaceful | Peaceful |
| Min tank | 10 gal | 120 gal |
Together, plan on at least 120 gallons.
Design the whole tank, not just the stocking
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Design a tank with Guppy, Royal Pleco →Everything compatible with Guppy · …with Royal Pleco