Can Ember Tetra live with Opaline Gourami?
Not recommended
Why
- Opaline Gourami’s mouth is big enough to swallow Ember Tetra (only 0.8" long) — it will be eaten.
- Opaline Gourami is semi-aggressive — give the peaceful Ember Tetra plenty of space, cover and broken sight lines.
Side-by-side
| Ember Tetra | Opaline Gourami | |
|---|---|---|
| Temperature | 73–82°F | 72–82°F |
| pH | 5.5–7 | 6–8.5 |
| Hardness (GH) | 1–8 dGH | 5–20 dGH |
| Adult size | 0.8" | 6" |
| Temperament | Peaceful | Semi-aggressive |
| Min tank | 10 gal | 30 gal |
Together, plan on at least 30 gallons.
Compatible alternatives
Instead of Ember Tetra (to keep Opaline Gourami):
- Lambchop Rasbora — 1.25", peaceful
- Opaline Gourami — 6", semi-aggressive
- Cardinal Tetra — 2", peaceful buy at The Shrimp Farm · The Shrimp Farm live-arrival guarantee
Instead of Opaline Gourami (to keep Ember Tetra):
- Croaking Gourami — 3", peaceful
- Gold Gourami — 6", semi-aggressive
- Brilliant Rasbora — 4", peaceful
Where to buy
- Ember Tetra: buy at The Shrimp Farm · The Shrimp Farm 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.
Design the whole tank, not just the stocking
Skapelab plans a complete, buildable planted aquarium around your fish — a hand-illustrated layout, the exact plants and hardscape, a placement map, and a full equipment and shopping list. Free.
Design a tank with Ember Tetra, Opaline Gourami →Everything compatible with Ember Tetra · …with Opaline Gourami