The Bubble Eye Goldfish is one of the most unique and eye-catching fancy goldfish varieties. Famous for its large fluid-filled eye sacs and gentle swimming style, this ornamental fish is best suited for peaceful, well-maintained aquariums where its delicate features can be admired safely.
Appearance & Size
- Adult Size: 12–15 cm
- Body Shape: Rounded fancy goldfish body
- Eye Feature: Large fluid-filled sacs below the eyes
- Color Varieties: Orange, red, white, calico
- Fins: Long flowing fins
- Swimming Level: Mid to bottom
Their slow and graceful movement makes them a peaceful display fish.
Ideal Aquarium Setup
- Tank Size: Minimum 75–100 litres
- Temperature: 18–23°C
- pH Range: 6.5–7.5
- Water Hardness: Moderate
- Filtration: Strong biological filtration with gentle flow
- Substrate: Bare bottom or fine sand
- Decor: Smooth décor only (no sharp edges)
Avoid rough gravel, sharp rocks, or plastic plants that can damage the eye sacs.
Feeding Requirements
Bubble Eye Goldfish are omnivorous but slow feeders:
- Sinking goldfish pellets
- Gel food or soft pellets
- Blanched vegetables (peas, spinach)
- Occasional frozen foods
Feed small portions 2–3 times daily to prevent digestion issues.
Behavior & Compatibility
- Very peaceful and slow-moving
- Best kept with other gentle fancy goldfish
- Avoid fast or aggressive fish
- Not suitable with sharp-finned tank mates
They do best in species-only or fancy goldfish-only aquariums.