Can Siamese Algae Eater live with Guppy?
Caution — with care
Why
- Siamese Algae Eater may eat Guppy; add only full-grown adults, because juveniles and fry will be picked off.
- Only a narrow pH overlap — keep both around 6.8–7.
Sweet spot: both do well at 75–79°F and pH 6.8–7 — aim there.
Side-by-side
| Siamese Algae Eater | Guppy | |
|---|---|---|
| Temperature | 75–79°F | 72–82°F |
| pH | 6.5–7 | 6.8–7.8 |
| Hardness (GH) | 5–12 dGH | 8–20 dGH |
| Adult size | 6" | 2" |
| Temperament | Peaceful | Peaceful |
| Min tank | 30 gal | 10 gal |
Together, plan on at least 30 gallons.
How to make it work
- Add only full-grown adults — never juveniles, which will be eaten.
- Target the overlapping water-parameter range and acclimate slowly.
Where to buy
- Siamese Algae Eater: buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Guppy: 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 Siamese Algae Eater · …with Guppy