fish tank with fifteen different, brightly-colored fish swimming together in harmony, with a variety of rocks and plants providing a safe environment

15 Of The Best Goldfish Tank Mates (Top Companions

Are you looking for the perfect companions to add to your goldfish tank? Whether you’re an experienced fish-keeper or just starting out, it’s important to choose the right tank mates.

Look no further! We’ve compiled a list of 15 of the best goldfish tank mates so you can pick and choose with confidence.

Join us as we explore these top companions and discover which one is right for your individual set up!

Key Takeaways

  • Crayfish, Siamese Fighting Fish, White Cloud Mountain Minnow, and Platy are good tank mates for goldfish.
  • Nerite Snail, Apple Snail, Zebra Danio, and Endler’s Livebearer can also coexist with goldfish.
  • African Dwarf Frog, Weather Loach, Boesmani Rainbowfish, Black Skirt Tetra, and Cherry Barb are compatible with goldfish.
  • Mosquito Fish and Cherry Barb are easy to care for and can be kept with goldfish.


Crayfish would make an excellent tank mate for your goldfish! They are small and peaceful, making them a perfect companion.

Crayfish Tank Setup should include plenty of hiding places, like rocks or plants, as they often need to feel secure.

Breeding Habits can be encouraged by adding several females to the tank; males will actively pursue the females in order to reproduce. However, you must also keep an eye out for aggression between individuals.

Enjoy these fascinating creatures in your goldfish tank!

Siamese Fighting Fish

Siamese Fighting Fish, also known as Betta fish, are popular aquarium inhabitants due to their vibrant colors and unique personalities.

Unfortunately, these fish can be quite aggressive towards other tankmates and should only be kept with peaceful tankmates such as snails or shrimp.

The species comes in a wide variety of color variations from deep reds to bright blues and greens.

Aggressive Behavior

Aggressive behavior can be a problem when choosing tank mates for goldfish, so it’s important to research the fish you’re adding before introducing them.

Tank size, feeding habits, and temperament should all be taken into account. A larger tank will help reduce stress-related aggression. Make sure feeding habits are compatible. Choose tank mates that have a similar temperament or won’t trigger aggressive behavior in your goldfish.

Take the time to do your research and ensure that everyone lives happily and peacefully!

Color Variations

Goldfish come in a variety of colors, from bright orange to deep black. Disease prevention and water conditions can help ensure the health of your goldfish.

Adding tank mates with similar color variations will prevent interspecies aggression due to color differences. Consider adding other species like mollies or guppies that have a range of vibrant hues.

Combining fish with different colors is an aesthetically pleasing way to create a beautiful home for your pets!


Guppies are one of the most popular tank mates for goldfish, as they are peaceful and colorful. With proper care, guppies can make a great addition to your aquarium.

Here’s what you need to know to keep them happy:

  1. Guppy Care – Provide a clean environment with plenty of plants and hiding places.
  2. Guppy Breeding – They reproduce quickly but should be separated from other fish for this purpose.
  3. Freedom – Avoid overcrowding and give them plenty of room to swim freely.

Guppies will bring life and vibrancy to your tank!

White Cloud Mountain Minnow

The White Cloud Mountain Minnow is a peaceful fish that adds color and beauty to your aquarium. With proper care and maintaining the right temperature requirements, these minnows can thrive in tanks as small as 10 gallons.

They prefer cooler temperatures, so keep your tank at 75-76°F. Tank size should be generous – bigger is better – as they love to swim.

These active swimmers will make great goldfish companions!


The Platy is a popular freshwater fish due to its vibrant colors and peaceful temperament. It’s an easy species to care for, making it ideal for both novice and experienced aquarists alike.

Its peaceful nature also makes it one of the best goldfish tank mates, as it can peacefully coexist with other species in the right aquarium environment.

Colorful Species

Popular colorful goldfish tank mates include platies and mollies. These two species of fish are known for their bright colors. When considering these species, it’s important to be aware of their breeding requirements and tank setup needs.

Here’s a list to get you started:

  1. Platies need a larger aquarium with plenty of plants and hiding places.
  2. Mollies prefer water conditions closer to brackish than freshwater.
  3. Both platies and mollies enjoy live food like insects or shrimp, but they will also accept flakes and pellets.

Taking these factors into account will help you create a harmonious and visually appealing tank for your goldfish and their tank mates.

Peaceful Temperament

When considering tank mates for your goldfish, peaceful temperament is key. Both platies and mollies are known to be mild-mannered fish. To ensure their compatibility, it’s important to understand the requirements of each species.

A suitable environment with plenty of hiding places and food will help them get along. If you provide a safe space that meets their needs, cohabitation can be harmonious. Goldfish thrive when they have companions who share their calm attitude—so take time to research the right fit!

Easy Care

Moving onto the next important consideration: ease of care.

If you’re looking for easy care options, these 5 tankmates are ideal. Here’s a list of 3 that will provide plenty of fun: #1 – Guppies, #2 – Shrimp, and #3 – Ghost Catfish.

All three offer a low-maintenance tank setup and can make great additions to your goldfish aquarium. Plus, they all require little to no special attention or extra work!

Nerite Snail

Nerite snails are one of the most popular goldfish tank mates due to their non-invasive nature. They have a peaceful, easygoing temperament and require minimal care.

Their diet includes algae and vegetation, making them ideal for keeping tanks clean without overfeeding fish. Shell care is also important; Nerite snails need calcium to keep their shells healthy and strong.

Overall, they make great tank mates with minimal effort needed from you!

Apple Snail

Apple snails are a great alternative to Nerite snails, as they have similar low-maintenance needs and peaceful dispositions. Plus, they bring the added benefit of color!

Here are 3 reasons why Apple Snail Care is ideal:

1) They can thrive in tanks as small as 10 gallons.

2) They are easy to feed – omnivorous meaning they will eat both plants and protein.

3) Their shells require calcium for growth, so it’s important to include supplements in their diet.

With the right Tank Size and Care, these gentle giants make a great addition to your tank!

Zebra Danio

Zebra Danios are a great choice for beginner aquarists. They are hardy and full of personality! They’re an active fish that thrive in well-oxygenated tanks. Breeding habits vary between the species, but they generally prefer larger tanks to spawn.

They can adapt to different water conditions but do best in temperatures between 65-77 degrees Fahrenheit. These vigorous swimmers require plenty of space to explore and make ideal tank mates for goldfish because of their peaceful behavior.

Endler’s Livebearer

Endler’s Livebearer is an excellent choice for a goldfish tank mate. This colorful and peaceful fish species is easy to care for, making it ideal for a beginner aquarist.

For those wanting to add variety and color to their aquarium, Endler’s Livebearers are hard to beat with their vibrant colors and peaceful nature.

Colorful Variety

Adding vibrant, colorful fish to your goldfish tank is a great way to provide it with top companions. Consider Endler’s Livebearer for its breeding practices and ability to thrive in smaller tanks.

Here are 3 reasons why they’re ideal:

  1. They come in a variety of colors such as black, yellow, and red.
  2. They breed quickly and easily in groups of 6-8 fish.
  3. They don’t require large tanks like some other species do!

Enjoy their lively presence and explore the freedom of adding these unique beauties to your home aquarium!

Peaceful Nature

You’ll love having Endler’s Livebearer in your tank because they’re peaceful, easy-going fish.

Avoid compatibility issues and stressful dynamics by choosing a species that won’t cause any trouble for your other goldfish mates.

These small, colorful fish get along with nearly everyone and are perfect for creating a calm aquarium environment.

They are also quite hardy, making them great tank mates for the more delicate goldfish varieties.

Easy Care

Caring for Endler’s Livebearers is a breeze. They’re incredibly low-maintenance and require minimal attention. Feeding requirements are simple – freeze-dried foods, flakes, or pellets are all suitable options. Plus, they thrive in tanks of 10 gallons or more.

They make ideal tank mates when it comes to ease of care. No special lighting is required. You don’t need to control the water temperature. Extra filtration is not necessary.

Endler’s Livebearers offer a great balance between beauty and low-effort maintenance. They will keep your aquarium looking its best with minimal effort!

Mosquito Fish

Mosquito Fish are a popular choice for goldfish tankmates. They help keep the tank tidy by eating algae and mosquito larvae.

Breeding habits and tank setup should be considered when selecting them as companions, but they’re relatively easy to care for.

They’re active swimmers and peaceful towards other fish, making them an ideal pick for those seeking freedom in their aquariums.

African Dwarf Frog

You’d love having African Dwarf Frogs in your aquarium! They are great swimmers and peaceful towards other aquatic creatures, making them a fun addition to any tank.

Breeding habits are relatively low maintenance, while habitat requirements can be easily met with some basic care. Here’s why:

  1. They require only an inch or two of water above their heads.
  2. They do well with a broad temperature range from 65-82F (18-28C).
  3. As long as they have plenty of hiding spots, they will thrive!

Weather Loach

Weather Loaches are a great choice for any aquarium as they’re peaceful and easy to care for. They can tolerate slightly varying water parameters and prefer an environment with plenty of hiding spots.

Loach habitat should include plenty of plants, driftwood, and rocks to provide shelter from bright lights. This fish is active during the day, but also does well in groups, so make sure to purchase multiple if desired.

Enjoy the sight of these interesting bottom dwellers as they move throughout your tank!

Boesmani Rainbowfish

Adding a Boesmani Rainbowfish to your goldfish tank is the perfect way to add some color and vibrancy! These peaceful fish are also great compatible companions for your goldfish, so you don’t need to worry about aggressive behavior.

Make sure you research the requirements of this species before adding them to your tank, and you’ll have a beautiful addition in no time!

Colorful Addition

Adding a few colorful fish to your goldfish tank is a great way to liven it up. Boesmani Rainbowfish are ideal choices for temperate climates and provide an interesting addition with their red-and-blue hues. Here’s why they’re the perfect choice:

  1. They can tolerate a wide range of temperatures, making them suitable for most goldfish tanks.
  2. Their small size means they won’t overcrowd the tank or compete with larger fish for food sources.
  3. With proper grounding rules and temperature control, these fish can thrive in a peaceful environment with other species of goldfish and their tank mates.

Peaceful Compatibles

Compatibility is key for keeping a peaceful tank, and Boesmani Rainbowfish are the perfect choice. They thrive in warm water (around 78-86° F) and require tanks with plenty of space — 30 gallons or more.

With their vibrant colors and peaceful dispositions, they make great companions for other species. A well-balanced group of these fish will add beauty to your tank while helping keep it stress-free.

Black Skirt Tetra

The Black Skirt Tetra is a great companion for goldfish as it can tolerate the same water conditions and temperature ranges. This fish is easy to care for, hardy, and a colorful addition to any tank.

Here are three reasons why it’s perfect for your goldfish:

  1. It helps in building habitats by creating natural hiding places with its long fins.
  2. They are peaceful creatures and won’t be aggressive towards other fish or your goldfish.
  3. Natural predators of these fish don’t usually prey on goldfish, making them an ideal choice!

Cherry Barb

Cherry Barbs are a great choice for freshwater aquariums. They have vibrant coloration and a peaceful nature. They’re easy to care for and require minimal attention, making them ideal for beginner aquarists. Their diet consists mostly of small insects, flakes, and pellets.

To keep Cherry Barbs healthy, provide plenty of hiding places in the tank along with adequate water flow. It’s important to keep in mind that they prefer a slightly acidic environment, so regular water changes are recommended.

With proper care and maintenance, Cherry Barbs will make your aquarium beautiful while bringing joy to all who observe them!

Frequently Asked Questions

What Is the Best Temperature Range for a Goldfish Tank?

For optimal goldfish health, keep the water temperature in a tank between 65-72 degrees Fahrenheit. The size of the tank can affect ideal temperature, so be sure to get one large enough for your fish’s needs.

How Much Space Do Goldfish Need to Live Comfortably?

You need to provide a tank of at least 10 gallons for one goldfish, with an additional 2 gallons for each extra fish. Maintaining good water quality is key to keeping your goldfish happy and healthy, so make sure you have the right size tank and regular water changes.

Are There Any Plants Safe to Keep in a Goldfish Tank?

Yes! Goldfish are omnivores, so they’ll benefit from the addition of plants in their tank. Make sure to choose species that fit your goldfish diet and won’t contribute to poor water quality. Live plants also provide hiding spots for your fish, adding to their sense of security.

How Often Should I Feed My Goldfish?

Feed your goldfish twice a day when water temperature is between 65-72°F. Adjust the frequency accordingly for changing temperatures. Be sure to provide a healthy balance of proteins and greens!

What Kind of Filtration System Should I Use for My Goldfish Tank?

You should choose a filtration system based on your tank size and water quality. Consider one that is effective yet provides freedom for your goldfish to swim unhindered. Make sure it maintains optimal water parameters for everyone’s health and enjoyment!


You now know some of the best goldfish tank mates for your aquarium! Crayfish, Siamese Fighting Fish, Guppies, White Cloud Mountain Minnows, Platies, Weather Loaches, Boesmani Rainbowfish, and Black Skirt Tetras all make great companions.

Cherry Barbs add beautiful color to the tank and can help keep it clean as well.

With a little research and planning, you can find the perfect combination of fish to create a happy and healthy aquatic environment.



Meet me, your dedicated author and fish aficionado. With a deep-rooted passion for all things aquatic, I bring a wealth of knowledge, experience, and enthusiasm to this fish and aquarium website. As an avid fishkeeper myself, I understand the joys and challenges that come with creating a thriving underwater world. Through my articles, guides, and recommendations, I strive to provide you with accurate, reliable, and engaging content that will enhance your fishkeeping journey. Join me as we dive into the fascinating realm of fish and aquariums, and together, let's make your aquatic dreams a reality.

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