Can Black Molly live with Giant Gourami?
Not recommended
Why
- Giant Gourami’s mouth is big enough to swallow Black Molly (only 4" long) — it will be eaten.
- Giant Gourami is semi-aggressive and may bully the peaceful Black Molly — give lots of space and cover.
Side-by-side
| Black Molly | Giant Gourami | |
|---|---|---|
| Temperature | 72–82°F | 72–82°F |
| pH | 7–8.5 | 6.5–8 |
| Hardness (GH) | 12–30 dGH | 5–19 dGH |
| Adult size | 4" | 24" |
| Temperament | Peaceful | Semi-aggressive |
| Min tank | 30 gal | 200 gal |
Together, plan on at least 200 gallons.
Compatible alternatives
Instead of Black Molly (to keep Giant Gourami):
- Sailfin Molly — 5", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Swordtail — 5.5", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Moonlight Gourami — 6", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
Instead of Giant Gourami (to keep Black Molly):
- Yucatan Molly — 6", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Swordtail — 5.5", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Sailfin Molly — 5", peaceful buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
Where to buy
- Black Molly: buy at Flip Aquatics · Flip Aquatics live-arrival guarantee
- Giant 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 Black Molly · …with Giant Gourami