Sailfin molly
A large molly. Males raise a dorsal fin like a sail. It needs hard, alkaline water to stay healthy.

Care at a glance
| Minimum tank | 29 gallons (110 L) |
|---|---|
| Temperature | 75–82°F (24–28°C) |
| pH | 7.5–8.5 |
| How many | Keep at least 3 together |
| Adult size | 5 in (12.7 cm) |
| Where it lives | The middle of the tank |
| Type | Fish |
Good tank mates
Possible with care
- Harlequin rasbora
- Zebra danio
- Betta (male)
- Dwarf gourami
- Bronze corydoras
- Otocinclus
- Bristlenose pleco
- Angelfish
- Cherry barb
- Cherry shrimp
- Amano shrimp
- Glowlight tetra
- Black neon tetra
- Lemon tetra
- Bleeding heart tetra
- Congo tetra
- Diamond tetra
- Scissortail rasbora
- Lambchop rasbora
- Celestial pearl danio
- Giant danio
- Rosy barb
- Gold barb
- Rainbow shark
- Red-tailed black shark
- Siamese algae eater
- Hillstream loach
- Endler's livebearer
- Pearl gourami
- Honey gourami
- Three-spot blue gourami
- Sparkling gourami
- Paradise fish
- Female betta
- Bolivian ram
- Cockatoo dwarf cichlid
- Kribensis
- Firemouth cichlid
- Convict cichlid
- Oscar
- Jack Dempsey
- Severum
- Electric yellow lab
- Peacock cichlid
- Electric blue acara
- Panda corydoras
- Peppered corydoras
- Sterbai corydoras
- Clown loach
- Yoyo loach
- Dwarf chain loach
- Clown pleco
- Common pleco
- Pictus catfish
- Glass catfish
- Chinese algae eater
- Dwarf neon rainbowfish
- Threadfin rainbowfish
- Golden wonder killifish
- Japanese rice fish
- Ghost shrimp
- Bamboo shrimp
Do not mix with
- Neon tetra
- Cardinal tetra
- Ember tetra
- Chili rasbora
- White cloud minnow
- Pygmy corydoras
- Kuhli loach
- Tiger barb
- Fancy goldfish
- Black skirt tetra
- Rummynose tetra
- Serpae tetra
- Green neon tetra
- Marbled hatchetfish
- German blue ram
- Discus
- Clown killifish
- Pea puffer
- Common goldfish
- Crystal red shrimp
Open any pairing to see the reason.