Molly Care & Compatibility
Poecilia sphenops
Larger livebearer that loves hard, alkaline water and even a touch of salt.
Min 20 gal 4" adult Peaceful Easy care 72-82°F
Care requirements
| Scientific name | Poecilia sphenops |
|---|---|
| Group | Livebearer |
| Adult size | 4 in (10.2 cm) |
| Minimum tank | 20 gallons |
| Temperature | 72-82°F |
| pH | 7.5-8.5 |
| Hardness | 15-30 dGH |
| Temperament | Peaceful |
| Social | Group (3+) |
| Diet | Omnivore |
| Swim level | All |
| Care level | Easy |
| Lifespan | ~4 years |
Best tankmates for Molly
Guppy
Ok · 20 gal+
Platy
Ok · 20 gal+
Swordtail
Ok · 20 gal+
Dwarf Gourami
Ok · 20 gal+
Pearl Gourami
Ok · 30 gal+
Honey Gourami
Ok · 20 gal+
Bolivian Ram
Ok · 20 gal+
Bronze Corydoras
Ok · 20 gal+
Bristlenose Pleco
Ok · 29 gal+
Zebra Danio
Ok · 20 gal+
Frequently asked questions
What size tank does a Molly need?
A Molly needs a minimum of 20 gallons.
Is the Molly good for beginners?
The Molly is rated easy to care for. It is a great choice for beginners.
What water parameters does a Molly need?
Keep Molly at 72-82°F, pH 7.5-8.5, and hardness 15-30 dGH.
How many Molly should I keep together?
A small group or pair works well.