December 25, 2024

Goldfish with Big Eyes: Unraveling Their Unique Beauty

There's something mesmerizing about goldfish with big eyes—whether it's their peculiar beauty, historical significance, or unique care needs, they truly stand out in the aquatic world. Let's explore two of the most fascinating types of these magical creatures and what makes them so special!

goldfish with big eyes

Telescope Goldfish and Their Bold Look

Known as telescope goldfish or "dragon eyes," this variety is instantly recognizable by their large, protruding eyes. First bred in China during the 1700s, these fish have deep bodies, long flowing fins, and come in several striking variants, including:

  • Black Moor: Famous for their velvety black color and an ability to grow up to 10 inches, these fish are hardy and can live up to 25 years.
  • Panda Telescope: Sporting cute black-and-white patches, their coloration often changes with age, making each one unique.
  • White Telescope: Featuring elegant, solid-white coloring, these fish are equally captivating.

Detailed image of a Black Moor Goldfish underwater showing its distinctive telescope eyes.

One common challenge for telescopes is their poor eyesight due to their large eyes. Pairing them with other visually impaired goldfish, like ranchus or celestial goldfish, ensures a fair environment without heavy competition for food. Learn more about choosing tank mates for goldfish to create the perfect aquarium community.

Bubble Eye Goldfish: Uniquely Delicate

If you're looking for something even more unusual, the Bubble Eye Goldfish might be the perfect pick. Imagine goldfish with upward-pointing eyes and large, fluid-filled sacs beneath them! These sacs form about three months after hatching, and while they add to the fish's charm, they also come with extra care requirements.

Here’s what makes them distinct:

  • Dorsal-less Design: Bubble Eyes lack a dorsal fin, giving them a sleek and clean appearance.
  • Color Variations: They display an array of colors, including red, orange, calico, and the rare black.
  • Fragility: Their delicate eye sacs require a tank free of sharp objects that could cause injuries.

Young girl with afro hair observing a goldfish in a bowl on a wooden table inside.

When choosing tank mates, other gentle fish like black moors are ideal for ensuring harmony in their environment. If you're ever unsure about what to feed your goldfish to ensure optimal health, it’s always best to stick with high-quality, balanced food options catered to their needs.

How Do They Compare?

Goldfish Type Eye Features Special Care
Telescope Goldfish Protruding "telescope" eyes Pair with other visually impaired fish
Bubble Eye Goldfish Upward eyes with fluid-filled sacs Protect sacs from sharp tank objects

Health Challenges: The Pop Eye Condition

While they're undeniably beautiful, goldfish with prominent eyes are more prone to a condition called "pop eye." It’s a result of poor water oxygenation, often leading to swelling, infections, and even vision loss. To prevent this, always maintain a well-oxygenated and clean tank with ideal water parameters. Regular checks for nitrate, pH, and KH levels can go a long way toward ensuring their well-being. If you're unsure about the best time to feed goldfish, feeding during morning or evening hours when they are most active generally promotes better eating habits.

goldfish with big eyes

Even if a goldfish loses its vision, they can adapt surprisingly well by using their sense of smell to navigate—a testament to their resilience. And in case you ever run out of their regular food supply, consider learning what to feed goldfish when out of fish food to keep them thriving!

Do you own any unique varieties of goldfish with big eyes, or are you thinking about adding one to your aquarium? Share your experiences and tips in the comments below!

Goldie's Guide to Caring for Your Goldfish

Goldie's Guide to Caring for Your Goldfish
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Dive into the colorful world of goldfish care with "Goldie's Guide to Caring for Your Goldfish"! Perfect for young aquarists, this engaging guide offers simple tips and fun facts to ensure your finned friends thrive. Learn about feeding, tank maintenance, and creating the perfect habitat for your goldfish. With lively illustrations and easy-to-follow advice, this book is an essential resource for nurturing happy, healthy fish. Ideal for kids eager to explore aquatic life!

Aquarium Decor Set - Colorful Artificial Plants and Rock Ornament

Aquarium Decor Set - Colorful Artificial Plants and Rock Ornament
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Transform your aquarium into a vibrant underwater paradise with this stunning decor set. Featuring a variety of brightly colored artificial plants and an intricately detailed rock formation, this set adds a splash of color and excitement to any fish tank. Made from safe, non-toxic materials, it's perfect for fresh or saltwater environments, providing a lively habitat for your aquatic friends. Easy to clean and maintain.

Spring & Fall Koi and Goldfish Diet, 12 lbs

Spring & Fall Koi and Goldfish Diet, 12 lbs
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Enhance your pond's vitality with this Spring & Fall Koi and Goldfish Diet. Formulated for the cooler seasons, this easily digestible wheat germ food supports your fish's health and immune system. Enriched with essential vitamins C and E, it promotes growth and fertility. The floating pellets make feeding convenient and enjoyable, ensuring your koi and goldfish thrive in any climate. Perfect for maintaining vibrant, healthy fish all year round.

Colorful LED Aquarium with Plants and Pineapple Decoration

Colorful LED Aquarium with Plants and Pineapple Decoration
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Transform your space with this vibrant LED aquarium, featuring lush artificial plants and a whimsical pineapple decoration. Ideal for beginners and experienced aquarists alike, the tank's colorful LED lights create a mesmerizing underwater world. Easy to maintain, it's perfect for adding a splash of life to your home or office. Enjoy the calming presence of fish in style.

Frequently Asked Questions

What are the goldfish with big eyes called?

Goldfish with big eyes are commonly called telescope goldfish or telescope eye goldfish. These unique fish are characterized by their protruding eyes and were first developed in the early 1700s in China.

Are telescope goldfish hard to care for?

Telescope goldfish require proper care because their protruding eyes are sensitive and can be injured. They need clean, spacious tanks, a stable water temperature, and a diet of high-quality fish food.

How big do telescope goldfish get?

Telescope goldfish typically grow to about 4-6 inches long in captivity, although they can grow larger in ideal conditions. Their size largely depends on tank conditions and diet.

What is the lifespan of a telescope goldfish?

With proper care, telescope goldfish can live for 10-15 years or longer. Maintaining clean water conditions and feeding a balanced diet are crucial to their longevity.

Can telescope goldfish live with other fish?

Telescope goldfish can live with other peaceful, slow-swimming goldfish species. Avoid aggressive or fast-moving fish, as they may harass or outcompete telescope goldfish for food.


Endless fascination awaits as we dive deeper into the captivating world of goldfish with big eyes. Whether it's the bold telescope goldfish with their "dragon eyes" or other intriguing varieties, there's always more to discover. We'd love for you to join our fin-tastic journey! Keep up with the latest aquatic insights and mesmerizing photos by checking out our Pinterest boards, where we share all things goldfish. For a daily dose of aquatic beauty, follow us on Instagram. Plus, let's exchange thoughts and share experiences on X (formerly Twitter) or say hello on our Facebook page. Connecting with fellow fish enthusiasts brings this fascinating hobby to life, and we can't wait to hear from you!

Passionate and knowledgeable aquartist. Aquariums have always fascinated me. I enjoy sharing and learning about the wonders of a fish tank.

Justin A

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