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 — give the peaceful Black Molly plenty of space, cover and broken sight lines.
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
- Swordtail — 5.5", semi-aggressive
- Moonlight Gourami — 6", peaceful
Instead of Giant Gourami (to keep Black Molly):
- Kissing Gourami — 12", semi-aggressive
- Yucatan Molly — 6", peaceful
- Sailfin Molly — 5", peaceful
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 Black Molly, Giant Gourami →Everything compatible with Black Molly · …with Giant Gourami