Can Betta (Siamese Fighting Fish) live with Blue Gourami?
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 76–82°F and pH 6–7.5 — aim there.
Side-by-side
| Betta (Siamese Fighting Fish) | Blue Gourami | |
|---|---|---|
| Temperature | 76–82°F | 72–82°F |
| pH | 6–7.5 | 6–8.5 |
| Hardness (GH) | 2–12 dGH | 5–20 dGH |
| Adult size | 2.5" | 6" |
| Temperament | Semi-aggressive | Semi-aggressive |
| Min tank | 5 gal | 30 gal |
Together, plan on at least 30 gallons.
Where to buy
- Betta (Siamese Fighting Fish): buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Blue Gourami: 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 Betta (Siamese Fighting Fish) · …with Blue Gourami