How Many Ember Tetras in a 10 Gallon Tank: (Stocking Guide)

How many ember tetras in a 10 gallon tank can live peacefully? Due to their vibrant colors and peaceful demeanor, ember tetras are popular among aquarium enthusiasts.

If you’re considering adding these small, colorful fish to your 10-gallon tank, planning out how many you can safely house properly is essential.

Overstocking can lead to water quality issues and stress for the fish, so following a stocking guide is crucial to ensure the health and well-being of your aquatic pets.

This article discusses the ideal number of ember tetras that can thrive in a 10-gallon tank.

betta with ember tetras

We’ll explore factors such as tank size, filtration, and water parameters to help you determine the correct stocking level for your setup.

Following our guidelines, you can create a harmonious environment for your ember tetras to flourish and showcase their beautiful colors. 

How Many Ember Tetras in a 10 Gallon Tank Can Live Healthy?

How many ember tetras are in 10 gal? A 10-gallon tank can comfortably house around 8 ember tetras. These active schooling fish thrive in groups, and a larger number reduces stress and encourages natural behaviors.

Remember, ember tetras are small but still require adequate swimming space. Ensure proper filtration and maintain pristine water conditions for optimal health and happiness.

Providing plenty of hiding spots, such as plants or decorations, is vital for these small fish to feel safe and secure. Additionally, feeding a varied diet of high-quality flake foods, pellets, and frozen or live foods will help keep them healthy and vibrant.

ember tetras

Ember tetras are peaceful fish that can be kept with other small, non-aggressive species in a community aquarium. Avoid keeping them with larger or more aggressive fish that may intimidate or harm them.

Regular water changes and monitoring water parameters will help keep the tank environment stable and suitable for these sensitive fish.

Providing a well-balanced diet, a suitable tank setup, and a compatible tankmate community will ensure your ember tetras thrive in their 10-gallon tank. Enjoy watching these colorful and active fish swim and school together in their natural habitat replica. 

What is the Minimum Tank Size for Ember Tetras?

How big of a tank do ember tetras need? Ember Tetras are small tropical fish best suited for a heavily planted tank with good water movement and a powerful filter to ensure enough oxygen.

While small, they do best in large groups, so a minimum tank size of at least 10 gallons is recommended to provide enough swimming space. In a heavily planted 10g tank, Ember Tetras can live with other peaceful species like Corydoras, dwarf platys, or shrimp.

The fish are known for their peaceful behavior and stunning red coloration. However, it is important to research each species’ bioload and not exceed the inch per gallon rule. Keeping the pH stable and providing a diverse diet will help keep these fish healthy and happy.

How Many Ember Tetras Need to Be Together?

Ember tetras are social schooling fish that thrive in groups. To ensure their well-being and observe their natural schooling behaviors, it is recommended that they be kept in groups of at least 6-8 individuals. A larger group minimizes stress, promotes activity, and enhances their overall vibrancy within the aquarium.

In addition to keeping them in a group, it’s essential to provide plenty of hiding spots and plants in the aquarium for the ember tetras to feel secure. They prefer a well-aerated community tank with gentle water flow and a temperature range of 72-82°F.

Ember tetras are a beautiful and active species that can bring life and color to any peaceful community aquarium. You can enjoy their natural schooling behaviors and vibrant colors for years to come by providing them with a suitable environment and proper care. 

How many ember tetras are in a 10 gallon tank with betta?

How many Ember tetras can I keep in a planted ten gallon tank? While a 10 gallon tank can hold around 6 tetras, it’s not recommended to house them with a betta. Bettas can be aggressive towards colorful or flowing finned fish.

How many ember tetras are in a 20 gallon tank?

A 20-gallon tank comfortably houses 15-20 ember tetras. This number ensures ample swimming space and keeps water quality in check.

How many ember tetras are in 15 gallons?

A 15-gallon tank can comfortably accommodate 8-10 Ember Tetras, allowing them ample space to thrive and showcase their vibrant colors.

How many tetras can I have in a 6 gallon tank?

For a healthy environment, aim for one tetra per gallon. In a 6-gallon tank with live plants providing extra filtration, you could comfortably keep 6 tetras. However, larger tanks are always better for tetras, as they are schooling fish and thrive with more swimming space.

How many ember tetras for 10 gallons?

How many tetras are in a 10-gallon tank? A well-maintained 10-gallon tank is suitable for a school of 6-8 Ember Tetras, ensuring they have enough room to swim and interact.

What is a good combination of fish for a 10 gallon tank?

A peaceful 10 gallon tank combo: Neon tetras (6-8), Pygmy Corydoras (5-6), and cherry shrimp (5-10). Tetras swim mid-water, corys clean the bottom, and shrimp add color while avoiding being nipped by the peaceful neon tetras.

Can I put my betta fish in a 10 gallon tank with ember tetras?

Maybe. Ember tetras are peaceful (good), but bettas can be aggressive (bad). A 10 gallon tank is enough (good). Success depends on your betta’s personality. Have a backup plan in case they fight.


So, how many tetras can you put in a 10-gallon tank? Keeping an aquarium is a rewarding experience, bringing a slice of nature’s beauty and tranquility into your home. The vibrant colors, gentle movements, and fascinating fish behaviors offer a constant source of interest and enjoyment. As we’ve explored, Ember Tatras’s fiery hues and peaceful demeanor make them an excellent choice for both beginner and experienced aquarists.

Remember, a thriving aquarium requires research, planning, and ongoing care. Understanding your fish’s needs, maintaining water quality, and creating a suitable environment is crucial for their well-being. But the rewards are immense. The vibrant life within your glass walls will bring a sense of calm and wonder, a constant reminder of the delicate balance of nature, and the joy of nurturing a thriving ecosystem. So, embark on your aquarium adventure, and let the Ember Tetras illuminate your underwater world.

If you’re considering these captivating fish, you might wonder: How many ember tetras in a 10 gallon tank is ideal? Considering their small size and peaceful nature, a 10-gallon tank can comfortably house a school of 6-8 Ember Tetras, providing ample space for them to swim and socialize.

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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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