🐟 The Bubble Eye Goldfish is known for its unique fluid-filled sacs under its eyes, which resemble bubbles. It has a delicate and captivating appearance.
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🐟 The Bubble Eye Goldfish is known for its unique fluid-filled sacs under its eyes, which resemble bubbles. It has a delicate and captivating appearance.
Characterized by upward-pointing eyes with large, fluid-filled sacs beneath them. These sacs grow as the fish matures and are extremely delicate. Body is egg-shaped with metallic or matte orange, gold, white, or calico coloring.
10-15 years
🍽️ Bubble Eye Goldfish are omnivores and enjoy a diet that includes aquatic plants, small insects, fish flakes, and pellets.
The Bubble Eye Goldfish is a unique and graceful variety that requires special care due to its delicate eye sacs and poor swimming ability. It thrives in calm, well-maintained aquariums with compatible tank mates and a soft, sinking diet.
Intermediate – requires careful handling due to delicate eye sacs
20 gallons for the first fish, +10 gallons per add
6.0 – 8.0
Soft to moderately hard water
18°C – 24°C (65°F – 75°F)
5 – 6 inches (12 – 15 cm)
Other slow, peaceful goldfish varieties such as Celestial Eye, Telescope Eye, Ranchu; avoid fast or nippy fish
African Cichlids, Oscars, Jack Dempsey, Betta (male), Angelfish, Tiger Barbs, Cherry Barbs, Rosy Barbs, Zebra Danios, Neon Tetras, Guppies, Gouramis, Mollies, Platies, Swordtails, Shrimp, Snails
Carassius auratus
Cyprinidae
China (developed during the late Qing dynasty)
Peaceful, slow-moving, best with gentle tank mates
Feed 2–3 times daily in small amounts, ensuring they have time to locate food. Avoid floating pellets that cause gulping of air. Soft sinking foods and gel-based diets are ideal. Supplement with blanched peas to aid digestion.
Egg scatterers; spawn in cooler water with seasonal changes; no parental care; eggs often eaten if not separated
Breeding requires stable water quality and conditioning with high-protein foods. Males develop breeding tubercles, and spawning is triggered by temperature changes. Eggs hatch in 4–7 days depending on temperature. Fry should be separated for safety.
Maintain pristine water with ammonia and nitrite at 0 ppm, nitrates under 40 ppm. Avoid strong currents and use sponge filters to prevent injury. Regular water changes (25–40% weekly) are essential.
Common issues include ruptured eye sacs (often from sharp decor or netting), swim bladder problems, bacterial infections, and fungal growth. Due to impaired vision, they are prone to malnutrition if housed with faster fish.
😊 Bubble Eye Goldfish are generally peaceful and can be kept with other goldfish varieties. Their bubble sacs are delicate and require careful handling.
Extremely gentle and slow swimmers. Due to poor vision and fragile eye sacs, they are easily outcompeted for food. Prefer calm environments without sharp decorations.
The Bubble Eye Goldfish (Carassius auratus) is a fascinating fancy goldfish variety prized for its distinctive eye sacs that resemble water-filled bubbles. Developed in China during the late Qing dynasty, this variety is one of the slowest swimmers among goldfish due to its delicate eyes and lack of dorsal fin. They require tanks free of sharp edges and strong currents to prevent injury. Bubble Eyes are peaceful and thrive best in species-only or gentle fancy goldfish setups. While breeding follows the same egg-scattering process as other goldfish, care must be taken to protect eggs and fry. With excellent care, stable water conditions, and a thoughtful feeding routine, Bubble Eye Goldfish can live over a decade, rewarding keepers with their calm, almost whimsical presence.