Description
Telescope Goldfish, a striking and unique variety of ornamental goldfish, are renowned for their large, protruding eyes that resemble telescopes, making them a popular choice for aquariums. Native to East Asia, these fish thrive in environments where they receive proper care and attention. As an active swimmer with a peaceful nature, they can become the centrepiece of any freshwater aquarium.
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Features of a Telescope Goldfish
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Rounded body shape with flowing fins, making them an eye-catching addition to any aquarium.
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Characteristic large, protruding eyes, often considered the defining feature of the breed.
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Typically golden-yellow in color, although they can also appear in shades of red, orange, black, or white.
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Can grow up to 20 cm in length, though some may reach 30 cm with proper care.
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Very slow-moving, which makes them prone to being outcompeted for food by faster species.
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Long lifespan, often living between 10 and 15 years with appropriate care.
The Best Aquarium Size for Telescope Goldfish
A minimum aquarium size of 100 liters is recommended for a single Telescope Goldfish. Larger tanks are ideal if keeping more than one to accommodate their slow swimming style and to allow for ample space to grow.
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Tank Mate Compatibility for Telescope Goldfish
Telescope Goldfish are peaceful and social but should be housed with other similarly tempered species. Suitable tank mates include:
Diet for Telescope Goldfish
Telescope Goldfish are omnivores and require a balanced diet to remain healthy. Their diet should consist of:
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High-quality goldfish pellets
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Frozen or live brine shrimp
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Bloodworms
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Daphnia
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Blanched vegetables like spinach, peas, or zucchini Feeding should be done in small, frequent amounts to prevent overfeeding, which can lead to health issues.
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Aquarium Setup for Telescope Goldfish
Aquarium Filtration
A powerful filtration system is essential to keep water quality high. A filter that provides mechanical, biological, and chemical filtration is ideal, helping to remove debris and maintain a stable environment for the fish. The filter should be rated for a tank size larger than the actual tank volume, ensuring sufficient water flow and circulation.
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Aquarium Plants
Plants provide hiding spots, natural filtration, and an aesthetically pleasing environment. Suitable plants for Telescope Goldfish include:
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Aquarium Lighting
Telescope Goldfish do not require intense lighting. A low to moderate lighting setup mimics their natural habitat and helps prevent excessive algae growth. Provide a day-night cycle with 10 to 12 hours of light per day, using a full-spectrum light bulb.
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Aquarium Heating
While Telescope Goldfish can tolerate a range of temperatures, a consistent water temperature between 18-22°C is ideal. A reliable aquarium heater is necessary in colder climates to maintain a stable environment. Keep the water pH levels between 6 to 8.4.
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Aquarium Substrate
Fine gravel or sand is recommended for the substrate. Avoid sharp-edged substrates, as they can potentially harm the fish’s sensitive fins and eyes.
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Aquarium Decorations
Simple and non-intrusive decorations, such as smooth rocks, ceramic caves, and driftwood, provide hiding spots for the goldfish while maintaining water quality. Avoid large or sharp decorations that might obstruct swimming space or damage delicate fins.
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