Top 5 Best Goldfish Tank Mates for a Peaceful Community!

Many people think that goldfish can only live in a tank with other goldfish, but this isn’t true. There are many different types of fish that make good goldfish tank mates.

Goldfish are a popular colorful fish for home aquariums, but what other fish can you put in the tank with them?

They are are a perfect choice for both beginner and experienced aquarists. Goldfish come in various shapes, sizes, and colors and can be kept in tanks with other freshwater fish that complement their personality.

goldfish breeding 2

This article will explore the best goldfish tank mate based on their temperament and behavior. We will also provide a list of safe fish to keep with your goldfish. Happy reading!

Do Goldfish Need Tank Mates?

Goldfish do not require tank mates; however, adding a compatible fish to your aquarium can be beneficial. Tank mates goldfish help keep company and provide natural stimulation. They also allow you to observe the behavior of different species of fish.

Goldfish can be kept with other fish, but it’s essential to choose tank mates for goldfish with similar swimming abilities. This is because goldfish are active swimmers and can easily outcompete other fish for food.

Ideally, it would be best to keep goldfish with calm, slow-swimming fish like guppies or tetras. Avoid keeping them with fast-moving fish like barbs or Giant Danios, as these fish will likely harass and stress out your goldfish.

What Fish Can Live with Goldfish?

What fish can goldfish live with? Goldfish are a type of carp; as such, they can live with other peaceful freshwater fish from the carp family.

This would include other types of goldfish, as well as koi fish.

If you want to add a new fish to your tank, it is essential to research the needs of the new fish. For example, some fish need colder water than goldfish prefer, so you must ensure that the tank is set up correctly to accommodate both types of fish.

What Are Good Tank Mates for Goldfish?

Goldfish are one of the easiest fish to care for and make a great beginner fish for those new to the hobby. They can be kept in a community tank with other non-aggressive fish.

The best tank mates for goldfish include hillstream loaches, brochis multiradiatus, dojo loaches, bristle nose plecos, and ricefish. These Fish are easy to care for and have peaceful temperaments.

Other good tank mates include corydoras catfish, black mollies, and smaller tetras such as neon tetras, dwarf gouramis, platies, and kuhli loaches.

All of these Fish enjoy the same water parameters as goldfish and have a similar temperament.

It’s important to note that some of these fish may reach sizes too large for a goldfish tank, so research the species before adding them to your aquarium.

Types of Goldfish Tank Mates

When selecting a companion for your goldfish, look for one with similar swimming abilities and temperament suited to living in an aquarium.

Here are some of the best fish to consider when creating a tank with goldfish:

10 Comet Goldfish Tank Mates (List)

Check out our list of the best fish to put in your aquarium with your goldfish. In addition, we have compiled a list of fresh and saltwater fish that will do well in an aquarium with your goldfish.

  • Dojo loaches
  • Tetras
  • Corydoras Catfish
  • White Cloud Mountain Minnows
  • Platies
  • Mollies
  • Betta Fish
  • Kuhli Loaches
  • Bristlenose Pleco stomus
  • Dwarf Gouramis

Final Thoughts; Goldfish can live happily in aquariums with other compatible fish. Selecting the ideal goldfish tank mate and the right tank mates for your goldfish is important, as some fish can be too active or aggressive and cause stress to your goldfish.

Black Moor Goldfish Tank Mate

Black Moor Goldfish can be housed with a variety of other common goldfish. Some good tank mates include the fantail, Veiltail, Butterfly tail, Ryukin, Tamasaba, Ranchu, Lionhead, and Oranda.

Other than these common goldfish varieties, it is best to avoid schooling fish with long flowing fins as they may become nipped by the Black Moor Goldfish.

Bottom dwellers such as plecos should also be avoided as they will compete for food with the goldfish.

Fantail Goldfish Tank Mates

Some good fantail goldfish tank mates include Ryukins, the Japanese rice fish, Celestial goldfish, bubble eye goldfish, Cory catfish, and rosy barbs.

These fish have similar water requirements and temperaments, so they should all do well in the same tank. Just be sure to provide plenty of space for your fantail goldfish to swim around!

Oranda Goldfish Tank Mates

Your Oranda goldfish would be happy living with pearl scale fancy goldfish, Ryukin fancy goldfish, blue and yellow stripes fish, Black moors, and Zebra danios. These Fish are all compatible and will get along well in a tank together.

Goldfish are a social species and should not be alone in a tank. When they have company, they will be more active and playful. Plus, watching them swim around in a group is always more fun!

Fancy Goldfish Tank Mates

Several different types of fish can be kept with fancy goldfish. Hillstream Loaches, Dojo Loaches, weather loach, Bristlenose Plecos, and White Cloud Mountain Minnow are all excellent choices that will help to keep the tank clean.

Hillstream Loaches are particularly beneficial because they love to scavenge for food on the bottom of the tank. They are also very active fish and will help to keep the water circulating.

Dojo Loaches and Bristlenose Plecos are both excellent algae eaters, and White Cloud Mountain Minnows are hearty fish that can withstand changes in water temperature range and PH levels.

Can You Mix Goldfish with Other Fish?

Yes, it is possible to mix goldfish with other fish. However, it is crucial to be aware of the differences in size, temperament, and water requirements of the fish you choose to keep together.

For example, goldfish do not mix well with tropical species, such as guppies and tetras, as they require different temperatures for optimal health. Some goldfish may also be too large and aggressive to keep with smaller fish.

When selecting a companion for your goldfish, look for one with similar swimming abilities and temperament suited to living in an aquarium.

What fish Cannot Go with Goldfish?

Keeping aggressive or predatory fish with goldfish is not recommended as they may harm or stress them. Additionally, fish such as the Oscars, Cichlids, and Arowanas are not suitable goldfish companions for goldfish.

Goldfish are also very slow-moving fish and do not do well with fast-swimming species such as tetras, guppies, and barbs.

These fish require a higher temperature than goldfish can tolerate and are often too active for the more sedate goldfish.

Goldfish should not be kept with small, bottom-dwelling fish such as cherry shrimp, mystery snails, ghost shrimp, bamboo shrimp, and crabs. These species may compete with the goldfish for food or be accidentally eaten by them.

Goldfish are bigger than other freshwater snails, so they will likely eat smaller ones. They should also not be kept with very small fish, tiny fish such as neon tetras or platyfish, as they can quickly become dinner for the goldfish.

Will Goldfish Eat Smaller Fish?

Goldfish are omnivores, and hungry goldfish will eat anything that fits into their mouths. So, while they may not actively hunt down smaller fish, if there is food in the tank, hungry and curious goldfish will likely eat it.

For this reason, it is best to avoid keeping smaller fish with goldfish as they may become a tasty snack for them. Instead, feed your goldfish enough food so they do not snack on their tankmates!

Goldfish Tank Size Requirements:

The minimum size for a goldfish tank is at least 10 gallons, but 20 gallons or more is preferred. This is because goldfish produce a lot of waste and require plenty of room to swim and explore.

Also, include a good filter and heater in their tank, as they need clean, warm water to thrive. The temperature should be between 68 and 74 degrees Fahrenheit, and the PH level should stay within 6.5 to 7.5.

You can ensure that your goldfish will have a happy and healthy home by providing them with the proper tank size, water parameters, and tankmates.

So when setting up a tank for your fancy goldfish, consider the inches long, water requirements, and compatible fish you want to keep with them.

Your goldfish will thrive and be an enjoyable addition to any aquarium with the proper setup.

Goldfish Tank Setup:

Goldfish are a popular pet, but many people need to learn how to properly set up a goldfish tank. 

Many people need to learn the basics of setting up a tank to get into keeping goldfish. But, unfortunately, this can lead to problems for the fish and the owner.

This video covers everything you need to know about setting up your first goldfish tank. We’ll explain what kind of filter you need, what kind of decorations are best, and even give you some tips on choosing compatible tank mates.

What Size Tank Do I Need for 25-Gallon?

If you’re looking to house 25-gallon goldfish, you’ll need a tank of at least 40 gallons. Since they grow quite large, you’ll need to provide your goldfish with plenty of space.

In addition to size, it’s vital to ensure that you have a good filter and heater in your tank and enough plants and decorations for the fish to play around in.

How Many Goldfish Can I Put in a 5-Gallon Tank?

You can put 2-4 goldfish in a 5-gallon tank. However, it is crucial to monitor the size of your goldfish so that they stay well-stocked in the tank. Overstocking can lead to health problems for your fish.

It is also important to note that even if you can fit four goldfish in the tank, they will still need more room to swim and explore. Therefore, try to provide the most spacious tank you can for your goldfish.

If your tank is getting too crowded, consider upgrading to a larger aquarium or rehoming some of the goldfish.

By understanding your tank size requirements, setting up your tank correctly, and choosing compatible fish, you can ensure that your goldfish will have a safe and healthy home.

How to Keep a Goldfish Tank Clean?

Goldfish aquarium should be cleaned at least once a week, more often if the tank is densely stocked or there is excess waste material.

Waste material can include uneaten food, fish excrement, and plant debris.

To clean a goldfish tank, first, remove all the water from the tank using a bucket or siphon. Next, use a sponge or scrub brush to clean the sides and bottom of the tank.

Finally, refill the tank with fresh water and add aquarium salt (optional).

Best Tank Cleaning Fish with Goldfish

When it comes to tank cleaning, having the right tank sides eating algae fish can make all the difference. A few different fish can be used to clean the tank of unwanted food scraps, algae, and debris.

The rubber-lipped pleco (Liposarcus multiradiatus) and the longfin bristlenose pleco (Ancistrus dolichopterus) are two of the best options, as they are both efficient algae eaters and relatively peaceful fish that eats algae.

They can also survive in a wide range of water conditions, making them good choices for most goldfish tanks.

Do Goldfish Get Lonely?

Goldfish can be kept in groups of two or more; however, there are certain things to consider before setting up a tank for multiple goldfish.

Goldfish are social animals and often interact with each other, but overcrowding can lead to stress and aggression.

Therefore, it is essential to ensure that the tank is large enough and has adequate hiding places so that the fish can find their own space if needed.

What’s the Lifespan of a Goldfish?

Goldfish typically live in captivity for 10-15 years, although some can reach up to 20 years.

The key to a long and happy life for your goldfish is providing plenty of space, a clean and healthy tank, and the proper diet.

In addition, it is important to stay on top of regular maintenance for the tank, such as changing the water regularly and cleaning out any buildup of waste material.

You can keep your goldfish healthy and happy for many years with the correct setup, care, and knowledge.

Will Goldfish Mate in a Tank?

Goldfish are a popular pet, but most people need to learn how to breed them. 

Many people think that goldfish can only live in a bowl, which is why they’re so common in pet stores. 

You can breed goldfish yourself, and it’s not as hard as you might think. This video shows you how to do it naturally, without using any chemicals or special equipment.

How Often Should You Feed Goldfish?

It is essential to feed your goldfish, not adequately overfeed them, as this can lead to health issues and water pollution. Goldfish should be fed 2-3 times daily.

Overfeeding can lead to some problems, including poor water quality and obesity. Therefore, it’s essential to provide a variety of food items, including live and dried foods.

Can Fancy Goldfish Live with Common Goldfish?

Yes, fancy goldfish can live with common goldfish. However, it is essential to remember that the two types of fish have very different needs and should not be kept in the same tank.

Common goldfish are hardy fish that can survive in various water conditions, while fancy goldfish require much more stringent care.

If you choose to keep fancy and familiar goldfish together, ensure a large enough tank for both types of fish and keep the water parameters as close as possible to those recommended for fancy goldfish.

Also, be sure to feed both types of fish food specifically designed for their size and needs.

Commonly Asked Questions about Best Tank Mates for Goldfish (FAQ)

Can Angelfish Live with Goldfish?

No, it is not advisable to house Angelfish with Goldfish. Goldfish are carnivorous and require a diet that is high in protein. On the other hand, Angelfish are omnivorous and require a more plant-based diet. When housed together, the two fish species will most likely not get the appropriate nutrients they need to survive, leading to illness or death for one or both of them.

Can Goldfish Live in Tap Water?

Yes, goldfish can live in tap water. However, it is important to ensure that the water is treated correctly so that it is safe for the fish to live in. The chlorine and chloramine found in tap water can harm fish, so using a water treatment product that neutralizes these chemicals is essential.

Can Bettas Live with Goldfish?

No, Bettas cannot live with goldfish. Bettas are tropical freshwater fish and need water temperatures of at least 75 degrees Fahrenheit, while goldfish can survive in cooler water temperatures. Additionally, Bettas require a higher level of humidity than goldfish do.

Can You Put Catfish with Goldfish?

Not perfect. Goldfish tend to be bigger and more aggressive than catfish, so that they might outcompete the catfish for food or territory. It’s not impossible to do, but it’s not ideal.

Can Goldfish Live with Tropical Fish?

Goldfish can generally live with most other types of fish, but it’s essential to avoid tropical fish varieties, including guppies, bettas, or Plecostomus. This is because the temperatures required for tropical Fish are too high for a goldfish and could lead to illness or death. Stick to cold-water varieties of fish if you want to include a goldfish in your tank.

Can Rosy Barbs and Goldfish Live Together?

Yes, rosy barbs and goldfish can live together. Goldfish are cold-water fish and can tolerate temperatures down to about 40 degrees Fahrenheit. Rosy barbs are tropical freshwater fish and should not be kept in water below 75 degrees Fahrenheit. So, keeping rosy barbs and goldfish in separate tanks is best. However, if you must keep them together, ensure the tank temperature is above 75 degrees Fahrenheit.

Is Beta a Good Tank Mate for Small Goldfish?

No, beta fish make terrible tank mates for small goldfish. They can be pretty dangerous. Betas are aggressive and territorial fish and often attack and kill smaller fish. Therefore, it’s best to avoid keeping beta fish altogether if you have a small goldfish tank.


Out of all the best goldfish tank mates on this list, our top pick is the black moor goldfish. They have a similar body shape to common goldfish, which makes them a good choice for those who want their tank to look uniform. Black moors are also known to be very hardy fish and can tolerate different water conditions better than other goldfish varieties. Plus, they’re lively little creatures that will add some personality to your aquarium! If you’re looking for other good tank mate for goldfish, any fish on this list of common goldfish tank mates will make a great addition to your aquarium.

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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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