25 Bleeding Heart Tetra Tank Mates

Choosing tank mates for your Bleeding Heart Tetras requires a little bit of thought. You should select species that are non-aggressive, prefer the same water conditions, and are of similar size. This harmony ensures a peaceful and vibrant aquarium life.

bleeding heart tetra tank mates

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Otocinclus Catfish

The Otocinclus Catfish can be an outstanding tank companion for your Bleeding Heart Tetras. These fish are tiny, peaceful, and hardworking algae eaters, typically spending their time at the bottom of the tank.

  • Compatibility: 5 out of 5
  • Tank Size: 20 gallons (76 liters)
  • Temperature Range: 72°F to 82°F (22°C to 28°C)
  • Care Level: Intermediate
  • Temperament: Peaceful
  • Diet & Feeding: Primarily Herbivores, they mainly feed on algae but can be fed with vegetables and commercial fish food.
  • Adult Size: 2 inches (5 cm)

Do ensure that the tank is established with enough algae for the Otocinclus Catfish to feed on, before introducing them to a new tank. Even so, it makes a fantastic match for your Bleeding Heart Tetras.


Clown Pleco

Clown Plecos are the jesters of the aquarium, constantly in motion, forever seeking nourishment, and bringing life to your tank. This diminutive species blends well with Bleeding Heart Tetras, thanks to their docile yet active temperament.

tiger clown pleco l104

  • Compatibility: 5/5
  • Tank Size: Minimum 20 gallons (75 liters)
  • Temperature Range: 72-86°F (22-30°C)
  • Care Level: Moderate – due to their specific dietary needs
  • Temperament: Peaceful and somewhat solitary
  • Diet & Feeding: Primarily herbivores, Clown Plecos love wood-based diets and should have driftwood available to munch on. Supplement this with vegetables and high-quality pellets or flakes.
  • Adult Size: Roughly 3.5-4 inches (9-10 cm)

Adding a Clown Pleco to your tank can offer an exciting contrast to the calm elegance of Bleeding Heart Tetras.


Harlequin Rasbora

The Harlequin Rasbora is a peaceful and easy-to-care-for fish species, making it another good choice for a companion for your Bleeding Heart Tetras. This small, brightly colored fish will certainly add a lively appeal to your tank.

harlequin rasbora

  • Compatibility: 4 out of 5
  • Tank Size: Minimum 10 gallons (38 liters)
  • Temperature Range: 72-81°F (22-27°C)
  • Care Level: Easy
  • Temperament: Peaceful
  • Diet & Feeding: Omnivore; will accept most prepared and live foods
  • Adult Size: 2 inches (5 cm)

Note: Harlequin Rasboras are schooling fish, so they should be kept in groups of at least six. Their peaceful nature and adaptability make them a good fit for a community tank. Their size and compatibility make them one of the top contenders for Bleeding Heart Tetra tank mates.


Glowlight Tetra

Glowlight Tetra are captivating, small-sized tropical fish, originating from South America. Their bright luminescence adds a thrilling ambiance to any aquarium, making them a favorite among tetra enthusiasts. 

glowlight tetra

  • Compatibility: 5/5 (highly amicable)
  • Tank Size: Minimum 20-gallon (about 76 liters) aquarium
  • Temperature Range: 74-82°F (23-28°C)
  • Care Level: Easy (fantastic for beginners)
  • Temperament: Peaceful, prefers to school in large numbers
  • Diet & Feeding: Omnivorous, accepting nearly all fish food varieties
  • Adult Size: Nearing 3 inches (around 8 cm)

Despite being calm, they have a lively nature, frequently exploring all corners of their environment. Ideal for a community aquarium, Glowlight Tetras are sure to illuminate your aquarium with a charming glow.


Neon Tetra

The Neon Tetra is a vibrant, peaceful fish that dances elegantly amongst the aquatic landscape. It’s a firm favorite amongst aquarium enthusiasts due to its flamboyant colors and ease of care.

Neon Tetra

  • Compatibility: 5/5. The Neon Tetra can comfortably co-exist with other peaceful community fish.
  • Tank Size: 10 gallons (approximately 38 liters). Each Tetra needs about 1 gallon of water.
  • Temperature Range: 70 to 81°F (21 to 27°C). These conditions are ideal as they replicate their natural habitat.
  • Care Level: Easy. They don’t require complicated handling or care.
  • Temperament: Peaceful. They’re non-aggressive and perfect for community tanks.
  • Diet & Feeding: Omnivore. Quality flake food, brine shrimp, daphnia and freeze-dried bloodworms are great options.
  • Adult Size: 1.5 inches (approximately 3.8 centimeters). They can fit comfortably in a range of tanks due to their small size.


Corydoras Catfish

Corydoras catfish, often known as “Corys,” are a great choice for the Bleeding Heart Tetras tank mate. These friendly and adorable catfish are bottom dwellers. They are renowned for keeping the tank clean by raking up any hidden food items.

bronze corydoras

  • Compatibility: 5/5
  • Tank Size: 10-20 gallons (38-76 liters)
  • Temperature Range: 72-78°F (22-26°C)
  • Care Level: Easy
  • Temperament: Peaceful
  • Diet & Feeding: Omnivore (prefers sinking pellets and fresh or frozen foods)
  • Adult Size: 1-2.5 inches (2.5-6.4 cm)

In a community tank, Corydoras catfish brings not only compatibility but also caters to the well-being of the tank environment. However, always be sure to provide them with a soft sandy substrate to prevent their delicate barbels from becoming damaged.


Ember Tetra

Ember Tetras are smaller, flame-colored fish that are a fantastic addition to your Bleeding Heart Tetra aquarium. They’re easy to care for and readily match with Bleeding Heart Tetras due to their docile disposition.

ember tetra

  • Compatibility: 4 out of 5
  • Tank Size: Minimum 10 gallons (38 liters)
  • Temperature Range: 73 to 84°F (23 to 29°C)
  • Care Level: Easy
  • Temperament: Peaceful and sociable. They enjoy swimming in schools and don’t show aggression.
  • Diet & Feeding: Omnivore, they appreciate a mix of high-quality flake foods, frozen or live micro foods like brine shrimp and daphnia.
  • Adult Size: 0.8 inch (2 cm)

A well-structured tank with Ember Tetras and Bleeding Heart Tetras will give an evident harmony with their synchronized swimming and peaceful co-existence.


Bolivian Ram

Bolivian Rams are peaceful and community-friendly fish, hence a perfect tank mate for your Bleeding Heart Tetras. They add color and flair to your aquarium, most attractive when engaged in social interactions or when displaying their full range of body colorations and markings.

Bolivian Ram

  • Compatibility: 4/5
  • Tank Size: Minimum 30 gallons (114 liters)
  • Temperature Range: 70-78°F (21-26°C)
  • Care Level: Moderate
  • Temperament: Peaceful
  • Diet & Feeding: Omnivorous; feed them a mix of live, frozen, and dried foods.
  • Adult Size: Up to 3.5 inches (8.9 cm)

Since they’re bottom dwellers, it’s best to ensure your tank has ample space at the bottom for them to explore without disturbing the Bleeding Heart Tetras.



Mollies are a species of fish that are known for being both peaceful and active. They can add a splash of color to your fish tank and are a great choice for a Bleeding Heart Tetra tank mate.

white common molly fish

  • Compatibility: 4 out of 5
  • Tank Size: Minimum 20 gallons (90 liters)
  • Temperature Range: 70 to 82 degrees F (21 to 28 degrees C)
  • Care Level: Easy
  • Temperament: Peaceful and active
  • Diet & Feeding: Omnivorous – will eat both plant-based food and small crustaceans.
  • Adult Size: 1.5 to 5 inches

Mollies require a spacious tank to swim around. They are known to eat algae in aquariums, helping to keep the tank clean. They are also easy to care for, making them a suitable choice for beginners.



Swordtails are vibrant fish, native to North and Central America. They’re blessings for your Bleeding Heart Tetras. This species boasts compatibility with other peaceful fish, and they don’t require advanced expertise to care for!

male swordtail fish

  • Compatibility: 4/5, they coexist in harmony
  • Tank Size: Minimum 29 gal (110 liters), offering them ample space
  • Temperature Range: 65-82°F (18-28°C), quite versatile
  • Care Level: Easy, perfect for beginners
  • Temperament: Peaceful, they seldom cause conflicts
  • Diet & Feeding: Omnivorous, they consume vegetation and small invertebrates
  • Adult Size: 4-5 inches (10-13 cm), keeping them with similar or smaller-sized tank mates is recommended

Keep in mind that Swordtails love plants, so don’t forget to add some greenery to your aquarium.



Guppies, also known as rainbow fish, are spectacular tank companions for Bleeding Heart Tetras. Their bright colors compliment the Tetras well. Plus, these small, easy-to-care-for fish are acknowledged for their peace-loving nature.

tuxedo guppy

  • Compatibility: 5 out of 5
  • Tank Size: 10 gallons (38 liters) minimum
  • Temperature Range: 75°F – 82°F (24°C – 28°C)
  • Care Level: Easy, suitable for beginners
  • Temperament: Peaceful and friendly
  • Diet & Feeding: Omnivorous, enjoy a mixed diet of flake foods, brine shrimp, and occasional vegetable supplements.
  • Adult Size: Up to 2.5 inches (6.35 cm)

Keep in mind that the male Guppies are smaller and posses the radiant color, while females are larger and have a dull hue. Remember to balance their quantity in the tank.


Zebra Danio

The Zebra Danio, also known as Danio rerio, is an energetic member that makes for an excellent tank mate with your Bleeding Heart Tetras. They add vigor and excitement to your tank and have a high adaptability.

zebra danio

  • Compatibility: 4/5
  • Tank Size: Minimum 10 gallons (38 liters)
  • Temperature Range: 64-77°F (18-25°C)
  • Care Level: Easy
  • Temperament: Peaceful and active
  • Diet & Feeding: Omnivore—Enjoys a varied diet of live, frozen or flaked food
  • Adult Size: 2 inches (5 cm)

These robust little swimmers are compatible with many species and are less likely to disturb your Tetras. Their easy maintenance, peaceful nature, and appetite for a diverse diet makes them a great addition.


Bristlenose Pleco

The Bristlenose Pleco, a non-aggressive fish, is a great tank mate for Bleeding Heart Tetras. It is widely appreciated for its ability to eat unwanted algae.

bristlenose pleco

  • Compatibility: 4/5
  • Tank Size: Minimum 20 gallons (78 liters)
  • Temperature Range: 60-80°F (15-27°C)
  • Care Level: Easy
  • Temperament: Non-aggressive
  • Diet & Feeding: Primarily herbivore, but appreciates a mixed diet. Loves algae wafers, vegetables, and occasional meaty foods.
  • Adult Size: Up to 5 inches (12.7 cm)

Despite its fierce look, it’s a peaceful fish. However, during breeding, males can become territorial. Regular water changes and hiding spots will help keep Bristlenose Pleco’s health in check. It is important to not overfeed as this leads to higher waste production.


Zebra Loach

The Zebra Loach is a beautiful striped fish that originates from Asia. They will be a calm and peaceful addition to your Bleeding Heart Tetra tank.

zebra loach tank mates

  • Compatibility: 4 out of 5. Your Tetras will live happily alongside the Zebra Loach.
  • Tank Size: 20 gal (75.7 l) is minimum. These loaches love to explore, so provide ample space.
  • Temperature Range: 73-79°F (23-26°C). They prefer a warmer tank.
  • Care Level: Intermediate. Aim to keep their tank environment consistent to ensure their health.
  • Temperament: Peaceful. They are a calm species that won’t bother their tank mates.
  • Diet & Feeding: Omnivore. Feed them a varied diet of small foods that sink to the bottom of the tank.
  • Adult Size: 4 in (10 cm) in length.


Siamese Algae Eater

Searching for a fish that’s a natural janitor and gets along with everyone? Consider the Siamese Algae Eater. These exceptional cleaners are notably tolerant and peaceful, making them excellent tank mates for your Bleeding Heart Tetras. They not only keep the tank environment clean, but create a harmonious coexistence with their mates.

Siamese Algae Eaters

  • Compatibility: 5 out of 5
  • Tank Size: Minimum of 30 gal (114 liters)
  • Temperature Range: 75-79°F (24-26°C)
  • Care Level: Medium
  • Temperament: Peaceful
  • Diet & Feeding: Omnivorous, Feed algae and other plant matter
  • Adult Size: up to 6 ins (15 cm)

Siamese Algae Eaters require a diverse diet that includes plant matter. Always be diligent in their care to ensure a thriving, clean tank.


Cherry Barb

The Cherry Barb, a vibrant and active fish, is an excellent match for Bleeding Heart Tetras in a community tank. This stunning fish can add a dash of color and liveliness to any aquarium.

Cherry Barb

  • Compatibility: 4/5
  • Tank Size: Starting from 20 gallons (75 liters), though larger is preferred
  • Temperature Range: 72 to 80 degrees Fahrenheit (22-27 degrees Celsius)
  • Care Level: Easy, making it great for beginners and experienced aquarium owners alike
  • Temperament: Peaceful, and they usually keep to themselves or their shoal
  • Diet & Feeding: They are omnivores and thrive on a varied diet of flake food, and occasional live or frozen food
  • Adult Size: About 2 inches (5 cm), thus giving them plenty of room to swim in a larger tank

Remember to always monitor all fish in a community tank for signs of stress or aggression, and adjust as necessary.


Dwarf Gourami

Dwarf Gouramis are beautifully colored, peaceful fish that can add much variety to your Bleeding Heart Tetra tank. Their peaceful nature ensures a calm environment, making them great companions for your tetras.

dwarf gourami

  • Compatibility: 4 out of 5
  • Tank Size: 10 gallons (38 liters)
  • Temperature Range: 74-79°F (23-26°C)
  • Care Level: Moderate
  • Temperament: Peaceful
  • Diet & Feeding: Omnivorous; feed a balanced diet of flakes, pellets, freeze-dried and live foods for optimum health.
  • Adult Size: 3.5 inches (9 cm)

The Dwarf Gourami appreciates densely planted tanks that provide plenty of hiding spots. While they are predominantly top-dwellers, they will venture throughout the tank.


Silver Tip Tetra

The Silver Tip Tetra is a peace-loving species, making it a great tank-mate for Bleeding Heart Tetras. It possesses beautiful silver tips on its fins that radiate a charming glow.

Silvertip Tetra

  • Compatibility: 4/5
  • Tank Size: Minimum 15 gal (57 liters)
  • Temperature Range: 72-79°F (22-26°C)
  • Care Level: Easy
  • Temperament: Peaceful
  • Diet & Feeding: Omnivorous, enjoys a well-balanced diet of both flake food and small live or frozen meals.
  • Adult Size: Up to 2 inches (5 cm)

As an active swimmer, the Silver Tip Tetra enjoys a tank with plenty of space to roam. They’re best kept in schools of 6 or more which helps to stave off potential aggression. With these elements considered, they can thrive in a community tank alongside the Bleeding Heart Tetra.


Cardinal Tetra

The Cardinal Tetra is an exceptional choice when looking for Bleeding Heart Tetra tank mates. This vibrant species is slightly smaller in size, yet it seamlessly cohabits with the Bleeding Hearts.

cardinal tetras

  • Compatibility: 4 out of 5
  • Tank Size: Minimum 20 gallons (75 liters)
  • Temperature Range: 73-81°F (23-27°C)
  • Care Level: Easy-medium
  • Temperament: Peaceful and schooling
  • Diet & Feeding: Omnivore – will accept a wide variety of commercially available flakes and pellets. Live and frozen foods should be provided periodically.
  • Adult Size: Up to 2 inches (5 cm)

These fish are flamboyant and enjoy floating among lush, planted areas. Their tranquil demeanor makes them a delight to watch and aids in establishing a serene tank atmosphere.


Amano Shrimp

Particularly well-matched for a Bleeding Heart Tetra tank, the Amano Shrimp is a brilliant addition. These invertebrates are peaceful, meaning they will co-exist comfortably with your tetra.

Amano Shrimp

  • Compatibility: 5 out of 5
  • Tank Size: Minimum 10 gal (38 liters)
  • Temperature Range: 70-80°F (21-27°C)
  • Care Level: Easy
  • Temperament: Peaceful
  • Diet & Feeding: Omnivores, will eat algae and leftover food
  • Adult Size: Up to 2 inches (5 cm)

They’re not just passive occupants, though. They actively eat algae, keeping your tank spick and span. And, their unique look adds an intriguing element to your underwater habitat.

Remember their size though, a larger tank is necessary to help these little cleaners thrive and roam. They’re hardy too, suitable for aquarium beginners or seasoned professionals.


Rummy Nose Tetra

Rummy Nose Tetra is another excellent tank mate for your Bleeding Heart Tetra fish. 

rummy nose tetras

  • Compatibility: 4/5
  • Tank Size: 20 gals (76 liters)
  • Temperature Range: 75-81°F (23-27°C)
  • Care Level: Easy
  • Temperament: Peaceful
  • Diet & Feeding: Omnivore, enjoys flaked food, frozen food, and live food
  • Adult Size: 2.2 in (5.6 cm)

They’re known for their peaceful nature. They are an excellent option as they prefer the same living conditions as the Bleeding Heart Tetras. They’re easy-to-care fish and are omnivores that appreciate a variety of food. Remember, they love to swim in schools, so it’s better to keep several together.


Black Phantom Tetra

The Black Phantom Tetra, a peaceful and calm species, pairs well with its cousin, the Bleeding Heart Tetra.

Black Phantom Tetra

  • Compatibility: 4/5. They display peaceful behavior making them perfect tank mates.
  • Tank Size: Minimum of 20 gallons (around 76 liters). They love room to swim.
  • Temperature Range: Prefer 72-78°F (about 22-25°C).
  • Care Level: Easy. They are hardy and adapted to various conditions.
  • Temperament: Peaceful. They’re non-aggressive.
  • Diet & Feeding: Omnivores. They require a varied diet including flakes and small live foods.
  • Adult Size: They reach up to 1.5 inches (roughly 3.8 cm).

Remember, equitable tank conditions create a thriving environment for them and their tank mates.



Platies are vibrantly colored fish that can make an excellent addition to your Bleeding Heart Tetra tank. These are laid-back animals that seldom cause issues with other fish.

They’re omnivorous and eat practically anything, which simplifies feeding time. Platies are also great for beginners due to their hardy nature and easy care.

marigold platy

  • Compatibility: 5/5
  • Tank Size: Minimum 10 gal (38 liters)
  • Temperature Range: 70-80°F (21-27°C)
  • Care Level: Easy
  • Temperament: Peaceful
  • Diet & Feeding: Omnivorous, accepts most foods
  • Adult Size: 2 inches (5 cm)

Remember, even though platies are robust, they still need proper tank maintenance to ensure their health and longevity. Always aim to provide a clean and safe environment for all your aquarium inhabitants.


Glass Catfish

The Glass Catfish, also known as the Ghost Catfish, is a fascinating addition to any tetra tank.

glass catfish tank mates

  • Compatibility: 4/5 – Glass Catfish are peaceful fish that blend well with Bleeding Heart Tetras.
  • Tank Size: 20 gallons (75 liters) – They require more swimming space than some other catfish.
  • Temperature Range: 70-80°F (21-27°C) – They prefer a fairly consistent water temperature.
  • Care Level: Intermediate – They require specific water conditions and a well-maintained environment.
  • Temperament: Peaceful – They are usually quite placid and non-aggressive, but they may occasionally startle other fish with their sudden movements.
  • Diet & Feeding: Omnivorous –A diet of flake food, freeze-dried food, and live food will do well for them.
  • Adult Size: 3 inches (7.5 cm) – They are not a very large fish, making them suitable for medium-sized tanks.


Kuhli Loach

The Kuhli Loach, a unique and lively presence in an aquarium, forms excellent tank mates for Bleeding Heart Tetras. Known for their peaceful temperament, they avoid clashes with other fish.

Kuhli Loach

  • Compatibility: 4/5
  • Tank Size: 20 gallons (75 liters)
  • Temperature Range: 75-85°F (24-29°C)
  • Care Level: Moderate
  • Temperament: Peaceful
  • Diet & Feeding: Omnivore, enjoys small live foods, pellets, and plant matter
  • Adult Size: 4 inches (10 cm)

They adapt well to various environments but flourish in a spacious tank with hiding spots, such as driftwood or rock formations. Kuhli Loaches scavenge for food, helping maintain the tank’s cleanliness. Being nocturnal, they’re most active at night. If conditions are favorable, these fascinating creatures can be a delightful addition to your Tetra tank.


Choosing tank mates for your Bleeding Heart Tetras is a critical part of maintaining a healthy, harmonious aquarium. With these 25 options ranging from Otocinclus Catfish to Kuhli Loach, you’ll surely find a variety that meets your needs. Feel free to leave a comment below to share your experience or ask any questions.

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