Guppies and Tetras: 3 Secrets to the Ultimate Harmony!

If you’re an aquarium enthusiast, consider keeping guppies and tetras together in the same tank. Both guppies and neon tetras are popular freshwater fish species famous for their vibrant colors and peaceful nature. 

Tetras and guppies are two types of fish that can live harmoniously together in a well-maintained aquarium. Both species are known for their peaceful temperament, making them great tank mates.

However, some essential factors must be considered to ensure they thrive in the same tank.

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Creating a harmonious environment ensures these beautiful fish live together happily. This article uncovers three secrets to achieving the ultimate harmony between guppies and tetras. So, let’s dive right in!

Can guppies and tetras live together?

Guppies and tetras are two of the most popular freshwater fish species and for a good reason. They’re both beautiful, hardy, and relatively easy to care for. But can you keep guppies with tetras in the same tank?

The answer is yes, but there are a few things you need to know to ensure their ultimate harmony. In this blog post, I’ll share three secrets to keeping guppies and tetras together in perfect peace.

So whether you’re a beginner aquarist or a seasoned pro, read on for everything you need to know about keeping these two beautiful fish species together.

Here are the three secrets tips to the ultimate harmony between guppies and tetras:

  1. Choose the right tank size. Guppies and tetras are both active fish, so they need a tank that’s at least 20 gallons in size.
  2. Add plenty of plants. Planted tanks provide hiding places for both guppies and tetras, which helps to reduce aggression.
  3. Keep the water quality high. Guppies and tetras are sensitive to water quality, so it’s important to do regular water changes and test the water parameters regularly.

Following these pro tips, you can create the perfect environment for your tetras and guppies live together in peace.

How Are Guppies and Tetras Tank Mates?

Guppies and tetras make excellent tank mates in a freshwater community tank. These two types of fish are compatible regarding temperament, water tank requirements, and size. Guppies are small and peaceful fish, while tetras are small but can be slightly more active.

Their similar sizes prevent any risk of aggression or predation. Both guppies and tetras prefer similar water conditions with a temperature of 72 to 81 degrees Fahrenheit and a pH range between 6.0 to 7.5.

They also thrive in a well-maintained aquarium with ample hiding spots and plants. Combining guppies and tetras in a tank creates a visually appealing display with vibrant colors and contrasting patterns. Overall, guppies and tetras are harmonious tank mates that can coexist peacefully in an aquarium.

How Many Tetras and Guppies to Keep?

Several factors must be considered when deciding how many tetras and guppies to keep in a tank. Firstly, it is important to note that tetras are schooling fish and must be kept in groups of at least six to eight individuals to thrive.

On the other hand, guppies are more versatile and can be kept in smaller groups or even individually. The size of the tank is another crucial factor. A 10-gallon tank is suitable for a small fish community, but it is important to keep it manageable.

Will Different Types of Guppies School Together

As a general guideline, a 10-gallon tank and a small group of guppies can accommodate around six to eight tetras. It is important to stay within the suggested number to ensure adequate space and water quality for all the fish within the tank.

Monitoring ammonia and nitrate levels, adequate filtration, and regular water changes will help maintain a healthy and balanced environment for both tetras and guppies.

Essential Tips for Ultimate Guppies and Tetras Aquarium!

– Choosing the Right Tank Size

The first step to achieving harmony between guppies and tetras is selecting an appropriate tank size. A 10 gallon tank is the minimum tank size for keeping guppies and tetras together comfortably. Providing ample space allows the fish to swim freely and reduces territorial disputes.

– Creating the Ideal Habitat and Tank Conditions

Maintaining the right tank conditions is crucial for the well-being of your fish. Pay attention to the following factors:

– Temperature and pH Levels

Both guppies and tetras prefer a water temperature between 72°F to 77°F (22°C to 26°C) and a slightly acidic to neutral pH level of 6.5 to 7.5. Keeping the water parameters within this range ensures the fish stay healthy and stress-free.

– Water Quality and Filtration

Regularly monitor water quality and use a high-quality filtration system to keep the water clean and clear. Proper filtration helps remove toxins and ensures a healthy environment for the fish.

– Decorations and Plants

Add live plants and decorations to the tank to create hiding spots and simulate a natural habitat. Both guppies and tetras will appreciate the added security and feel more at ease.

Feeding Your Guppies and Neon Tetras

Maintaining a varied diet is essential for the health of your fish. Here’s how you can ensure they get the right nutrients:

– High-Quality Fish Flakes and Pellets

Both guppies and tetras are omnivores and can be fed high-quality fish flakes and pellets. Make sure the food you provide is suitable for both species.

– Balancing with Live Food

In addition to fish flakes and pellets, they incorporate live food into their diet. Live food enhances their coloration and provides essential nutrients.

Providing Adequate Space and Hiding Spots

Creating a well-structured tank layout is vital to minimize aggression and stress. Consider the following:

– Tetra Tank Setup

Tetras love school, so provide a small group of at least six tetras. This will make them feel secure and happy.

– Community Tank Arrangement

When keeping guppies and tetras together, ensure enough space for all fish. Add hiding spots using plants or decorations to give them areas to retreat.

Compatibility Between Guppies and Tetras

Understanding the behavior of guppies and tetras is essential to maintaining a peaceful tank environment.

– Behavior of Guppies and Tetras

Guppies are generally peaceful and friendly fish, while tetras are known for their schooling behavior. If they feel threatened, guppies may display fin nipping, but it’s relatively rare.

– Keeping Guppies and Tetras Together

To ensure they get along well, introduce them to the tank simultaneously. Avoid adding new fish later, as it may lead to territorial issues.

– Tips for Peaceful Coexistence

Monitor the tank regularly for any signs of aggression. If you notice any aggressive behavior, separate the fish temporarily and reintroduce them later.

Breeding Considerations

If you plan to breed guppies or tetras, consider the following tips:

Guppy Fry Care

Guppies give birth to live fry, which is relatively easy to care for. Provide hiding spots for the fry to avoid predation by adult fish.

Neon Tetra Behavior During Breeding

Neon tetras may eat their own eggs, so if you want to raise fry, consider using a separate breeding tank.

Can You Keep Guppies and Tetras in 10-Gallon Tank?

If you’re considering keeping guppies and tetras, a 10-gallon tank might not suit both species. Guppies are small, peaceful fish that generally thrive in a community tank. They are easy to care for, making them a popular choice for beginners.

On the other hand, tetras are also peaceful but may require a larger tank to thrive. Tetras are schooling fish and tend to do best when kept in groups of six or more. In a 10-gallon tank, keeping guppies and tetras together may lead to overstocking issues.

Additionally, it’s significant to consider the specific needs and compatibility of the fish species. Guppies prefer slightly warmer water to tetras, which may lead to potential conflicts in maintaining the desired temperature. Providing larger or separate tanks for guppies and tetras is generally recommended to ensure their well-being and harmonious coexistence.

How To Choose Between Guppies And Tetras?

When choosing between guppies and tetras for your freshwater aquarium tank, there are several factors to consider.

Here are some key points to help you make an informed decision:

  • Tank Conditions: Guppies and tetras are relatively easy to care for but have slightly different requirements. Guppies prefer slightly warmer water temperatures around 75-82°F (24-28°C) and need a well-maintained, filtered aquarium. Like neon tetras, they thrive in slightly cooler temperatures, around 72-78°F (22-26°C). Ensure your tank is properly cycled and maintained to meet the needs of your chosen fish.
  • Compatibility: Both guppies and tetras are social fish and could be kept in a community tank with other peaceful species. However, it’s important to consider their compatibility with each other. Guppies are generally peaceful, but male guppies may exhibit aggressive behavior toward each other. Tetras, on the other hand, are generally peaceful and make great tank mates for guppies. They are known to coexist well together.
  • Tank Mates: Consider the type of tank mates you plan to keep them together. Guppies are generally compatible with many peaceful fish, including other community fish like platies, mollies, and swordtails. Tetras also make good tank mates for guppies; they are peaceful and similar in size. However, avoid keeping aggressive or fin-nipping fish with either guppies or tetras.
  • Reproduction: Guppies may be better if you’re interested in breeding Guppy fish. Female guppies give birth to live fry, making them prolific breeders. Guppy fry is relatively easy to care for, but you may need a separate breeding tank to protect them from being eaten by adult fish. Conversely, Tetras do not give birth to live fry and have more complex breeding requirements.
  • Feeding: Both guppies and tetras are omnivorous and will accept a variety of foods. They might be fed a diet of high-quality fish flakes, pellets, and occasional live or frozen foods. Ensure a balanced diet to maintain their health and vibrant colors.

6. Visual Appeal: Consider the visual appeal of each fish. Guppies are known for their vibrant colors and flowing fins, making them popular among aquarists who appreciate their beauty. Tetras, particularly neon tetras, have stunning iridescent colors that might add a vibrant touch to your aquarium.

Ultimately, the choice between guppies and tetras depends on your preferences, tank setup, and the specific needs of your aquarium. Both guppies and tetras make great additions to a community tank, and you can even consider keeping a combination of both if the tank conditions allow.

Will Neon Tetras eat Guppy fry?

Neon Tetras are generally peaceful fish that coexist well in a community tank. However, it is important to note that they tend to eat small fish fry, including Guppy fry. Neon Tetras are opportunistic feeders and readily consume anything that fits into their mouths.

Therefore, if you have a tank with both Neon Tetras and Guppies, there is a possibility that the Tetras will prey on the Guppy fry. It is advisable to provide hiding spots for the fry or separate them from the Tetras until they are big enough to avoid becoming a snack.

Creating a separate nursery aquarium for the Guppy fry can ensure their safety and allow them to grow without the risk of being eaten.

Common Questions About Neon Tetras and Guppies (FAQs)

Can Guppies and Tetras Live Together?

Can tetras and guppies live together? Guppies and neon tetras can live together peacefully if the tank conditions are suitable.

Are Tetras Peaceful Fish?

Tetras are peaceful fish species that generally get along well with other community fish.

What Do Tetras Eat?

Tetras are omnivores who accept high-quality fish flakes, pellets, and live food.

How Many Guppies and Tetras Can Live Together?

In a 10-gallon tank, you can comfortably keep a small group of guppies and at least six tetras.

Do Guppies Give Birth to Live Fry?

Yes, guppies are livebearers, giving birth to live fry rather than laying eggs.

Can guppies and tetras be kept together in the same tank?

Yes, guppies and tetras can be kept together in the same tank.

What are the tank requirements for keeping guppies and tetras together?

Guppies and tetras require a minimum of 6 tetras and at least 3 guppies in a tank.

Do guppies and tetras need a specific gallon of water in their tank?

Guppies and tetras don’t have specific gallon requirements, but it is recommended to have a tank that can accommodate both species comfortably.

What are some common tetra species that can be kept with guppies?

Some common tetra species that can be kept with guppies include neon and cardinal tetras.

Do neon tetras and guppies make a good pair?

Yes, neon tetras and guppies make a good pair and can be kept together.

How many tetras and guppies should I keep in my tank?

It is recommended to have a minimum of 6 tetras and at least three guppies in the same tank.

Do guppies and tetras share similar tank behaviors?

Guppies and tetras share similar tank behaviors, making them compatible fish to be kept together.

What kind of tank setup do tetras and guppies like?

Tetras and guppies like a well-balanced tank setup with plants, hiding spots, and enough swimming space.

What do neon tetras need to stay happy in a tank?

Neon tetras require clean water, proper filtration, and suitable tank mates to stay happy in a tank.

Do guppies need any specific diet when kept with tetras?

Guppies can live on a varied diet, but it is recommended to balance their diet with live and frozen foods when kept with tetras.

Are guppies native to South America?

Yes, guppies are native to South America, specifically in the northern part of the continent, including Venezuela, Trinidad, and northern Brazil. They have since been introduced to other parts of the world for ornamental purposes.


In conclusion, creating harmony between guppies and tetras in an aquarium is achievable with the right care and environment. You could enjoy the beauty of these colorful fish living together peacefully by providing suitable tank conditions, a balanced diet, and ample space for both species. Remember to monitor their behavior regularly and take appropriate action, if any.

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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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