Can Least Rasbora live with Moonlight Gourami?
Not recommended
Why
- Moonlight Gourami’s mouth is big enough to swallow Least Rasbora (only 0.8" long) — it will be eaten.
- Only a narrow water hardness overlap — keep both around 6–7.5 dGH.
Side-by-side
| Least Rasbora | Moonlight Gourami | |
|---|---|---|
| Temperature | 75–82°F | 77–86°F |
| pH | 5–7 | 6.5–7.6 |
| Hardness (GH) | 1–8 dGH | 6–7.5 dGH |
| Adult size | 0.8" | 6" |
| Temperament | Peaceful | Peaceful |
| Min tank | 10 gal | 55 gal |
Together, plan on at least 55 gallons.
Compatible alternatives
Instead of Least Rasbora (to keep Moonlight Gourami):
- Lambchop Rasbora — 1.25", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Black Neon Tetra — 1.5", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Neon Tetra — 1.5", peaceful buy at Aquarium Co-Op
Instead of Moonlight Gourami (to keep Least Rasbora):
- Thick-lipped Gourami — 3.5", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Noble Gourami — 3", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Sparkling Gourami — 1.5", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
Where to buy
- Least Rasbora: buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Moonlight 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 Least Rasbora · …with Moonlight Gourami