Tank mate check
Can Guppy and Molly Fish live together?
Verdict: Yes
Yes. Guppy and Molly Fish pass the temperament and water checks, so they can share a tank.
Why
The same temperament, water and known-conflict checks the MyAquaLog compatibility tool runs.
- Both species are peaceful. Guppy is rated peaceful, Molly Fish peaceful.
- Temperature overlap 72-82°F.
- pH overlap 7-7.8.
- Molly Fish sets the floor at 10 gallons on its own. Size up from there for both groups.
- Keep Guppy in a group of 3 or more.
- Keep Molly Fish in a group of 3 or more.
Side by side
| Guppy | Molly Fish | |
|---|---|---|
| Minimum tank | 5 gal | 10 gal |
| Temperature | 72-82°F (22-28°C) | 70-82°F (21-28°C) |
| pH | 6.8-7.8 | 7-8.5 |
| Temperament | Peaceful | Peaceful |
| Swim level | Top | Top |
| Group size | 3 or more together | 3 or more together |
Check your own tank
This page compares two species on their own. Your full stock list, tank size and bioload change the answer, so log your own tank.
Start a tank logStocking guide
No account needed, it saves on this device.
Other pairings
More Guppy pairings
- Amano Shrimp yes
- Angelfish with caution
- Betta Fish no
- Bristlenose Pleco yes
- Cardinal Tetra no
- Cherry Shrimp yes
- Corydoras Catfish yes
- Discus no
- Dwarf Gourami with caution
- Goldfish no
- Harlequin Rasbora yes
- Kuhli Loach with caution
- Mystery Snail yes
- Neon Tetra with caution
- Nerite Snail yes
- Oscar Fish no
- Otocinclus yes
- Platy yes
- Plecostomus yes
- Rummy Nose Tetra with caution
- Siamese Algae Eater yes
More Molly Fish pairings
- Amano Shrimp yes
- Angelfish with caution
- Betta Fish with caution
- Bristlenose Pleco yes
- Cardinal Tetra no
- Cherry Shrimp yes
- Corydoras Catfish yes
- Discus no
- Dwarf Gourami with caution
- Goldfish yes
- Harlequin Rasbora yes
- Kuhli Loach with caution
- Mystery Snail yes
- Neon Tetra with caution
- Nerite Snail yes
- Oscar Fish no
- Otocinclus yes
- Platy yes
- Plecostomus yes
- Rummy Nose Tetra with caution
- Siamese Algae Eater yes