The Balloon Molly Fish (Poecilia sphenops) is a popular freshwater aquarium fish loved for its unique rounded body shape, vibrant colors, and peaceful temperament. A selectively bred variety of the classic Molly, the Balloon Molly adds personality and movement to any community aquarium while remaining easy to care for, making it an excellent choice for both beginner and experienced fishkeepers. Available in a wide range of stunning colors including black, gold, silver, dalmatian, orange, and marble varieties, Balloon Mollies are eye-catching additions to freshwater and planted aquariums. Key Features Unique rounded "balloon" body shape Peaceful and community-friendly Available in a variety of vibrant colors and patterns Active swimmer with an engaging personality Easy to care for and ideal for beginners Livebearing fish that can breed readily in home aquariums Care Requirements Scientific Name: Poecilia sphenopsCommon Name: Balloon MollyOrigin: Central AmericaAdult Size: 5–8 cm (2–3 inches)Temperament: PeacefulDifficulty Level: Easy Water Parameters pH: 7.0–8.5 Temperature: 24–28°C (75–82°F) Lighting: Moderate to bright Tank Size: 60L (15 gallons) minimum Water Hardness: Moderate to hard water preferred Aquarium Setup Balloon Mollies thrive in: Well-filtered aquariums Planted tanks with open swimming space Stable water conditions Aquariums with rocks, driftwood, and live plants Regular water changes and good filtration will help maintain their health and vibrant coloration. Diet & Feeding Balloon Mollies are omnivores and enjoy a varied diet including: High-quality flakes or pellets Spirulina-based foods Algae wafers Blanched vegetables such as zucchini and spinach Frozen brine shrimp Bloodworms and daphnia A balanced diet rich in both plant and protein sources helps support healthy growth and coloration. Can Balloon Mollies Live with Shrimp? Yes, adult Balloon Mollies can often coexist with larger shrimp species, especially in well-planted aquariums. Suitable shrimp companions include: Amano Shrimp Larger Cherry Shrimp colonies Bamboo Shrimp However, Mollies may occasionally eat: Baby shrimp (shrimplets) Newly molted shrimp Small juvenile shrimp If you plan to breed shrimp, provide dense mosses and hiding places to improve survival rates. Compatible Tank Mates Balloon Mollies are peaceful community fish that do well with many other species, including: Guppies Platies Swordtails Corydoras Catfish Bristlenose Plecos Kuhli Loaches Harlequin Rasboras Neon Tetras Cardinal Tetras Cherry Barbs Honey Gouramis Tank Mates to Avoid Avoid housing Balloon Mollies with: Aggressive cichlids Large predatory fish Fin-nipping species such as Tiger Barbs Fish requiring very soft, acidic water Social Behavior Balloon Mollies are highly social fish and are happiest when kept in groups. A ratio of one male to two or three females is recommended to reduce breeding-related stress on females. As livebearers, healthy adult females may regularly produce fry in suitable aquarium conditions. Why Choose Balloon Mollies? Balloon Mollies are among the most popular freshwater aquarium fish due to their hardiness, peaceful nature, and stunning variety of colors. Their playful behavior, compatibility with many community fish, and ease of care make them an excellent choice for aquarists of all experience levels. Whether you're building a planted aquarium, a peaceful community tank, or simply looking for a colorful and active fish, Balloon Mollies are sure to bring life and charm to your aquarium.