Fantail Goldfish Care 101: Size, Price, Lifespan & More

Fantail Goldfish is one of the most popular types of aquarium fish due to their vibrant colors, flowing fins, and playful personalities. Also known as fan tail goldfish, these fish are a favorite among novice and experienced fish keepers.

However, caring for Fantail Goldfish requires knowledge and attention to detail to ensure they lead a long and healthy life.

In this comprehensive fantail goldfish 101 guide, we’ll cover everything you need to know about this fascinating species.

We’ll dive into their size, lifespan, habitat requirements, and the best tank mates for Fantail Goldfish.

How to tell if goldfish is male or female

Whether you’re a seasoned fish keeper or a beginner, this guide will provide the essential information to keep your Fantail fish thriving.

With their unique appearance and playful nature, Fantail Goldfish can make a great addition to any aquarium.

However, these fish require specific care to remain healthy and happy. So, let’s start on the basics of Fantail fish care and discover how to provide the best environment for these charming fish.

What is a Fantail Goldfish?

The Fantail Goldfish is a fancy goldfish known for its distinct fan-shaped caudal fin. It is one of the most popular fancy goldfish varieties due to its unique appearance and easy-care requirements.

Found in pet stores, the Fantail Goldfish can be easily kept in a primary tank or aquarium without much effort. Like other fancy goldfish varieties, it requires a spacious tank with good filtration and regular water changes.

How to tell if a goldfish is male or female

They come in various colors: red, white, black, and calico. The Fantail Golden Fish is peaceful and social, making it a perfect addition to a community aquarium. Its playful nature and beautiful Anal fins make it a delightful pet for beginner and experienced fish keepers.

What Does Fantail Goldfish Look Like?

The fantail goldfish is a popular and stunning variety of fancy goldfish known for its distinctive look. It has a short and round body with a high and arched back. The most distinguishing feature of the fantail goldfish is its caudal fin, which is considerable, double-sided, and spread out like a fan.

This unique tail gives the fan tail goldfish its name and is what sets it apart from other goldfish varieties. The fantail fish comes in various colors, including orange, red, black, and calico.

It is famous for aquarium enthusiasts for its elegant appearance and peaceful nature. Taking proper care and providing an adequate habitat can make the fantail freshwater fish thrive and showcase its beauty in your aquarium.

Are Fantail Goldfish Suitable for Beginners?

Fantail goldfish are popular for beginners due to their beautiful appearance and hardy nature. These fish have a distinctive fan-like tail and a round body shape, which adds to their charm. Fantail goldfish are generally easy to care for and adapt well to different water conditions.

They can tolerate various water temperatures, making them suitable for tropical and coldwater aquariums. However, it is essential to maintain a consistent water temperature for their well-being.

Fantail goldfish require a spacious aquarium with at least 20 gallons of water per fish to thrive. They also benefit from having plenty of swimming space and a well-maintained environment.

With proper care and attention, fan-tail goldfish can be an excellent choice for beginners looking to start their aquatic journey.

How Much Do Fantail Goldfish Cost?

Fantail goldfish are one of the most popular breeds among fish enthusiasts, known for their stunning appearance and graceful swimming. When it comes to the cost, the price of fantail goldfish can vary depending on several factors.

Generally, you can find these beautiful fish for sale at pet stores or online retailers, and the prices typically range from $5 to $25. However, certain factors can influence the price, such as the fish’s size, coloration, and overall quality. Larger and rarer varieties of fantail goldfish tend to be more expensive.

Some specialty breeders may charge higher prices for high-quality or show-quality specimens. It’s worth noting that the cost of fantail goldfish is also influenced by market demand and availability, so it’s a good idea to do some research and compare prices before purchasing.

What’s the Lifespan of Fantail Goldfish?

The lifespan of a fantail goldfish can vary depending on various factors. A fantail goldfish can live for approximately 10 to 15 years if properly cared for.

However, some fantail goldfish have been known to live up to 20 years or more with exceptional care and favorable conditions. Proper fish tank size, regular water changes, a balanced diet, and a suitable environment ensure a longer lifespan for a fan-tail goldfish.

Genetics might also play a vital role in determining the potential lifespan of a fantail goldfish. Owners can help their fantail goldfish live a healthy and fulfilling life by providing the necessary care and attention.

Are Fantail Goldfish Good Tank Mates?

Fantail goldfish can make good tank mates in a goldfish tank if certain factors are considered. Fantails are peaceful and friendly fish, making them compatible with other goldfish breeds.

However, ensuring that the tank conditions suit all the fish inside is vital. Fantails and other goldfish produce a lot of waste, leading to poor water quality if improperly maintained. Goldfish will eat almost anything that fits in their mouths, including smaller fish or their own fry.

Therefore, it is crucial to select similar size and temperament tank mates to minimize the risk of aggression or food competition.

Properly monitoring the tank conditions and selecting appropriate tank mates will help create a harmonious and healthy environment for all the fish in the goldfish tank.

Are Fantail Goldfish Suitable for Your Aquarium?

Fantail gold-fish is one of the most popular choices for aquarium owners. With their unique tail shape and vibrant colors, fantail goldfish can be a stunning addition to any aquarium. These fish are generally peaceful and get along well with other goldfish in a community tank.

However, it is essential to consider the size of your aquarium before adding a fantail fish, as they tend to grow quite large.

Additionally, fantail goldfish require a well-maintained aquarium with regular water changes and filtration systems to keep them healthy. Proper nutrition is also essential, so feed your fancy goldfish a balanced diet of quality pellets and occasional treats.

While it is possible to breed fantail goldfish in an aquarium, it can be a complex process that requires specific conditions. Therefore, it is best to research and plan carefully if you are interested in breeding these beautiful fish.

Setting Up the Ideal Tank

Creating the perfect tank environment is vital for the health and happiness of your Fantail Goldfish. Here are some key factors to consider:

– Tank Size and Shape

Fantail Golden fish require ample space to swim and thrive. A minimum tank size of 20 gallons is recommended for a single Fantail, with an additional 10 gallons for each other fish. It’s essential to provide a tank with a wide horizontal swimming area to accommodate their long, flowing tails.

– Filtration System

Efficient filtration is essential to maintain excellent water quality. A quality filter should handle the tank’s volume and provide mechanical, biological, and chemical filtration. The filter is regularly cleaned and maintained to ensure its optimal performance.

– Substrate and Decorations

Choose a fine-grained substrate to prevent injury to the delicate tail fins of Fan-tail Goldfish. Smooth rocks and ornaments should be added to provide hiding spots and create a visually appealing environment. Avoid sharp or rough decorations that could potentially harm the fish.

– Lighting and Temperature

Provide a well-lit tank with a balance of natural and artificial light. Maintain the water temperature between 65°F and 75°F degrees Fahrenheit (18°C to 24°C) for optimal growth and overall health of your Fantail Goldfish. Use a reliable aquarium thermometer to monitor the temperature regularly.

Maintaining Water Quality

Ensuring clean and healthy water is crucial to the well-being of your Fantail Goldfish. Follow these guidelines to maintain optimal water quality:

– Regular Water Testing

Test the water parameters such as ammonia, nitrite, nitrate, pH, and temperature regularly using a reliable water testing kit. This will help you identify any imbalances or potential issues before they harm your fish.

– Regular Water Changes

Perform regular water changes to remove toxins and maintain water quality. Changing 10-15% of the tank water weekly is generally recommended. Use a de-chlorinator to neutralize any harmful chemicals present in tap water.

– Proper Filtration

Ensure your filtration system is correctly set up and running efficiently. Clean or replace filter media to prevent clogging and maintain the biological filtration process.

– Avoid Overfeeding

Overfeeding can lead to excessive waste and poor water quality. Feed your Fantail Goldfish a balanced diet and avoid overfeeding. A general guideline is to provide them with an amount of food they can consume within 2-3 minutes. Monitor their eating habits and adjust the quantity accordingly.

Regular Tank Maintenance

Regular tank maintenance is essential to ensure a healthy environment for your Fantail Goldfish. Here are some crucial tasks to include in your maintenance routine:

  • Clean the tank glass and remove algae buildup using an algae scraper or magnet cleaner.
  • Vacuum the substrate to remove uneaten food, waste, and debris.
  • Check the equipment, such as heaters, filters, and air pumps, to ensure they function correctly.
  • Inspect the tank for any signs of damage or leaks.

Feeding Your Fantail Goldfish

Proper nutrition is vital for the overall health and vibrant colors of your Fantail Goldfish. Here are some important considerations when it comes to feeding:

– A Balanced Diet

Offer a varied diet with a high-quality flake or pellet food formulated explicitly for goldfish. Look for options that contain essential nutrients such as proteins, vitamins, and minerals. Supplement their diet with occasional treats like freeze-dried or fresh foods such as brine shrimp, bloodworms, or blanched vegetables.

– Feeding Frequency

Feed your Fantail Goldfish small portions 2-3 times a day. This feeding schedule helps prevent overeating, maintains water quality, and keeps the fish active and engaged.

– Avoid Overfeeding

Overfeeding can lead to digestive problems and poor water quality. Remove any leftover food after a few minutes to prevent it from decomposing and affecting the water parameters.

Common Health Issues and How to Address Them

Despite your best efforts, Fantail Goldfish may encounter specific health issues. Here are some common problems and their potential solutions:

Swim Bladder Disorder

Symptoms of swim bladder disease include floating on the surface or sinking to the bottom of the tank. Ensure the fish are not overfed and maintain good water quality. If the issue persists, consult a veterinarian specializing in fish health.

Ich (White Spot Disease)

Ich is a common parasitic infection characterized by white spots on the fish’s body and fins. Quarantine affected fish and treat the tank with suitable medication following the manufacturer’s instructions.

Fin Rot Disease

The fin rot issue is a bacterial infection that causes the deterioration of the fish’s fins. Maintain clean water conditions, ensure good filtration, and consider using a medication specifically designed to treat bacterial infections.

How To Acclimate My New Fantail Goldfish to Their New Home?

When introducing a new fantail goldfish to their new home, it is essential to acclimate them properly to ensure their well-being.

Firstly, preparing the main tank by checking and adjusting the water parameters, such as temperature and pH levels, is crucial to match the ideal conditions for a fantail goldfish.

Additionally, allow the new fantail to adapt to the water temperature by gradually adding small amounts of water from their transport bag into the main tank. This process, known as drip acclimation, helps them adjust to the changes in water chemistry slowly.

Dining the tank lights and minimizing any sudden noises or movements during the acclimation process is advisable.

Finally, gently release the new fantail goldfish into the main tank once they show signs of being comfortable. The new fantail goldfish will likely thrive and adapt to their new environment with proper acclimation.

Average Fantail Goldfish Size

The average size of a fantail goldfish is around 6 to 9 inches in length, making them one of the larger goldfish varieties. Fantail goldfish are known for their distinct double tail and rounded bodies.

Their size can vary depending on various factors such as genetics, diet, and environmental conditions. Proper care and a spacious tank can help these fish reach their full potential. Providing adequate swimming space and a balanced diet is essential to ensure their growth and well-being.

With the right conditions, some fantail goldfish can grow up to 10 inches. However, it is crucial to remember that individual fish can differ in size, and some may stay smaller or grow more extensive than the average.

Fantail Goldfish Care Guide

Fantail goldfish care is crucial for keeping these unique fish happy and healthy. Fantail goldfish are a specific type known for their fan-shaped tails and round bodies. Regarding tank size, a more significant is always better for fantail goldfish.

They need plenty of space to swim and explore, so a large aquarium is recommended. Proper water conditions are essential for the well-being of fantail goldfish.

They prefer clean, well-oxygenated water with a pH between 6.5 and 7.5. Regular water changes and filtration are necessary to maintain good water quality.

The tank conditions should also be carefully monitored. Avoid overcrowding the tank and provide plenty of hiding places with live plants and decorations. Fantail goldfish thrive in a temperature range of 65°F to 72°F, so using a heater to maintain a consistent temperature is beneficial.

Notably, fantail goldfish are susceptible to various diseases, including fungal and bacterial infections. Therefore, regular health checks and visits to a veterinarian are recommended.

In conclusion, to ensure the best care for fantail goldfish, a large tank, proper water conditions, appropriate tank conditions, and consistent water temperature are essential. With the proper care and attention, fantail goldfish can live a long and vibrant life.

Fantail Goldfish Diet and Feeding

Fantail or fancy goldfish are famous pets due to their captivating appearance and graceful swimming patterns. When it comes to their diet, it is vital to provide them with a well-balanced and nutritious diet to ensure their optimal health.

The fantail goldfish diet typically consists of both commercial fish food and fresh vegetables. Commercial fish food designed for goldfish should make up most of their diet. This can include high-quality pellets or flakes rich in vitamins and minerals.

Additionally, their diet should include fresh vegetables to add variety and provide essential nutrients. Some popular and ideal choices include peas, lettuce, and spinach. It is necessary to break the vegetables into small pieces to prevent any choking hazards.

Feeding your fantail goldfish twice daily is generally recommended, only giving them the amount of food they can munch within a few minutes.

Overfeeding can lead to health issues like swim bladder problems and obesity. It is important to note that the feeding requirements of fantail goldfish may vary depending on their age, size, and individual needs. Proper care and attention to their diet will contribute to the overall well-being of these beautiful fish in your aquarium.

Breeding the Fantail Goldfish

Breeding the Fantail Goldfish can be a rewarding and exciting experience for fish enthusiasts. The Fantail Goldfish is a unique breed characterized by its beautiful flowing fins and a distinct double tail.

To successfully breed this type of goldfish, providing them with the right conditions is essential. A breeding tank is crucial in the process as it creates a controlled environment for the breeding pair.

This tank should be spacious enough for comfortable movement and provide hiding spots for the female fantail goldfish to lay eggs.

Additionally, maintaining proper water temperature is essential for successful breeding. Fantail Goldfish thrive in slightly cooler water, so maintaining a temperature between 60-70°F is ideal.

To encourage breeding, a slight drop in temperature – about 3-5°F – can be beneficial. Monitoring the water temperature regularly is essential to ensure it remains consistent. The courtship ritual begins once the breeding pair is introduced to the breeding tank and the water temperature is regulated correctly.

The male fantail goldfish will chase the female around the tank, and if successful, she will lay her eggs on plants or surfaces. Providing a soft substrate or plants for the eggs to adhere to is essential. Excitingly, the eggs will hatch in a few days, and the fry will emerge.

With proper care and attention, breeding Fantail Goldfish can be a fascinating endeavor, resulting in a new generation of these beautiful and unique fish. 

Commonly Asked Questions (FAQs)

What is a fantail goldfish?

A fantail goldfish is a type of fancy goldfish species that has a double tail and a round body shape.

How big do fantail goldfish get?

Fantail goldfish can grow 6-8 inches long, depending on their care and tank conditions.

What tank size is best for fantail goldfish?

A goldfish tank size of at least 20 gallons is recommended for a single fantail goldfish. If you plan to keep multiple fantail goldfish, a larger tank of 30 gallons or more would be ideal.

How long do fantail goldfish live?

With proper care and tank conditions, fan tail goldfish can live for 10-15 years or even longer.

What do fantail goldfish eat?

Fantail goldfish are omnivorous and should be fed a balanced diet of high-quality flakes or pellets and occasional live or frozen foods such as brine shrimp or bloodworms.

Can fantail goldfish be kept with other goldfish species?

A Fantail goldfish can be kept with other fancy goldfish species with similar swimming capabilities and tank requirements.

Do fantail goldfish need a separate breeding tank?

Golden fish eat the eggs; If you want to breed fantail goldfish, it is recommended to provide a separate breeding tank with appropriate conditions to ensure the safety of the eggs and fry.

How often should I clean the tank for my fantail goldfish?

It is essential to regularly clean the tank for your fantail goldfish to maintain good water quality. A partial water change of 25% every week and thorough cleaning of the tank equipment every few weeks is recommended.

How can I keep my fantail goldfish healthy?

To keep fantail goldfish healthy, provide them with a proper diet, clean fish tank conditions, and regularly monitor their overall well-being. Regular water testing, avoiding overfeeding, and observing signs of illness are also necessary.

Can fantail goldfish be bred in a home aquarium?

Yes, fantail goldfish can be bred in a home aquarium if you provide the right conditions and closely monitor the breeding process. However, it is essential to note that breeding goldfish can be challenging and requires careful attention.


In conclusion, optimal care for your Fan tail Goldfish is crucial to their well-being and longevity. By following the pro guidelines outlined in this comprehensive guide, you are equipped with the knowledge to create a suitable environment, maintain water quality, and address common health issues. Monitor your fish regularly, observe their behavior, and adjust as needed. With proper care and attention, your Fantail Goldfish can thrive and bring joy to your aquarium for years.

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About Me

I am the founder of, a devoted wife and mother, and an avid fish enthusiast. My aim is to assist fellow fish lovers worldwide in understanding how to properly care for and breed their pet fish.

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