Super Gold Balloon Molly (Poecilia sphenops)

Super Gold Balloon Molly is a popular freshwater livebearer known for its bright gold coloration and rounded “balloon” body shape.

Overview

• Scientific name: Poecilia sphenops (balloon morph)
• Common names: Super Gold Balloon Molly, Gold Balloon Molly
• Adult size: ~2–3 inches (5–7.5 cm)
• Lifespan: 3–5 years (with good care)
• Temperament: Peaceful, social
• Difficulty: Beginner-friendly

Appearance

• Deep metallic gold/yellow coloration
• Shortened, rounded body due to selective breeding (“balloon” form)
• Slightly slower swimmer than standard mollies

Tank Requirements

• Tank size: 20 gallons minimum (larger if keeping a group)
• Temperature: 24–28 °C (75–82 °F)
• pH: 7.5–8.5 (prefers alkaline water)
• Hardness: Medium to hard (GH 15–30)
• Filtration: Moderate; avoid strong currents
• Aquascape: Plants + open swimming space

Many keepers successfully add a small amount of aquarium salt, though it’s optional if water parameters are stable.

Diet

Omnivorous—best color and health with variety:

• High-quality spirulina or algae-based flakes
• Frozen/live foods (brine shrimp, daphnia, bloodworms)
• Blanched vegetables (zucchini, spinach)

Behavior & Compatibility

• Best kept in groups
• Ideal ratio: 1 male : 2–3 females
• Compatible with other peaceful fish:
  • Guppies, platies, swordtails
  • Corydoras (warm-water species)
  • Peaceful tetras (alkaline-tolerant)

Breeding

• Livebearer (gives birth to free-swimming fry)
• Breeds easily in home aquariums
• Fry should be separated or provided dense plants for survival

Special Considerations

• Avoid overfeeding
• Maintain excellent water quality