Balloon Molly

Poecilia sphenops

Also known as: Balloon Belly Molly

A variety of Molly

A round-bodied, short molly bred for its balloon shape and curved spine.

Water

Freshwater

Temperature

72–82°F

pH

7–8.5

Hardness

15–30 dGH

Max size

3 in

Min tank

20 gal

Temperament

Peaceful

Social

Groups (3+)

Swim level

All

Diet

Omnivore

Care level

Beginner

Lifespan

2-4 years

Breeding

Livebearer

Suitability

Common

Origin

Cultivated form (wild species: molly, Mexico and Central America)

Needs the same hard, alkaline, warm water as other mollies. The compressed body makes them slower swimmers and more prone to swim bladder and birthing issues, so avoid strong current and pushy tankmates. Keep more females than males.