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Bloodfin Tetra

Bloodfin Tetra

Origin

South America

Habitat Size

20 - 50 Liters

Water Type

Fresh Water

Water Temperature

22º-26ºC

Cost in India

₹50 - ₹100

Size

1.5 - 2 inches (Nano)

Diet

Omnivore

Close up of a translucent fish with a red tail  swimming against a blurred green background
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by Happy Pet TeamUpdated on 20 Nov 2025

The Bloodfin Tetra fish is a captivating freshwater fish known for its transparent body and vibrant red fins. It is native to South America, particularly the Amazon River basin. The fish is known as True bloodfin, Red fin tetra, & Glass bloodfin.

The fish thrives in well-planted aquariums with stable water conditions. Its peaceful nature and schooling behavior make it a favorite among aquarists seeking a harmonious community tank.

Bloodfin Tetra size

Bloodfin Tetra fish typically grow to about 2 inches (5 cm) in length.

Bloodfin Tetra lifespan

With proper care, they can live up to 10 years in captivity

Bloodfin Tetra Price

Bloodfin Tetras are available in India at prices ranging from ₹50 to ₹100, depending on the seller and location

Bloodfin Tetra tank mates

  1. Other peaceful tetras (e.g., Neon, Cardinal)
  2. Corydoras catfish
  3. Small rasboras
  4. Livebearers (e.g., Guppies, Mollies)
  5. Dwarf Gouramis

Avoid Pairing With

  1. Aggressive species (e.g., large cichlids)
  2. Fish with long, flowing fins (e.g., Betta fish)

Characteristics

Temperament

Aggressive

Friendly

Compatibility with other fishes

Not Friendly

Super Friendly

Habitat Size

Small

Large

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Bloodfin Tetra Fish Habitat

Initial Setup Cost

₹3,000 - ₹6,000

Water Temperature

22º -26ºC

Water Type

Fresh Water

PH Level

6.5 - 7.5

Creating an optimal environment is crucial for the well-being of Bloodfin Tetra fish.

Parameter

Details

Minimum Tank Size

20 gallons (75 liters) for a small group

Water Temperature

72–82°F (22–28°C)

pH Level

6.0–7.5

Hardness

Soft to moderately hard

Substrate

Fine gravel or sand

Lighting

Moderate to bright; live plants recommended

Filtration

Efficient filtration to maintain water quality


Essential Equipment

Heater

Light

Water filter

Decor

Substrate

Dietary Needs of Bloodfin Tetra Fisshes

Avg Monthly Expenses

₹50 - ₹ 100

Bloodfin Tetras are omnivores and thrive on a varied diet.

Food Type

Examples

Staple Diet

High-quality flake or micro pellets

Live/ Frozen Foods

Bloodworms, brine shrimp, mosquito larvae

Vegetables

Blanched zucchini, spinach, peas


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Healthcare Guide of Bloodfin Tetra

Common Health Issues

Fin rot

White spot / ick

Fungus

Swim bladder inflammation

Parasitic infections

Signs of good health

Active

Bright coloration

Good apetite

Signs of sickness

Loss of appetite

Lethargic behaviour

Dull coloring

Tattered fins

Swimming abnormally

Maintaining a clean and stable environment is key to the health of Bloodfin Tetras.

  1. Water Quality: Regular water changes and efficient filtration are essential.
  2. Disease Prevention: Monitor for signs of common fish diseases and address promptly.
  3. Social Behavior: Keep them in groups of at least 6 to reduce stress and encourage natural schooling behavior

Prerequisites for a Fish

Adequate tank space

Effort & commitment

Cleanliness

Enriching Environment

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Happy Pet Team

Author

Team Happy Pet is a passionate collective of pet experts, enthusiasts, and advocates dedicated to sharing trusted and insightful content.

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Frequently Asked Questions

Are Bloodfin Tetras peaceful tankmates?

Yes, Bloodfin Tetras may live in harmony with other peaceful fish species because they are calm creatures by nature. Refrain from housing them with fish that are hostile or nibble at their fins, since this may induce tension and hostility.

What to feed Bloodfin Tetras?

Bloodfin Tetras are omnivores and accept a variety of foods. Premium flakes, pellets, and occasionally treats like live or frozen meals like brine shrimp or bloodworms can all be a part of a well-balanced diet. Provide tiny servings several times a day to make sure they get enough nourishment.

How to maintain water quality for Bloodfin Tetras?

To keep the aquarium's water at its best, regular water changes are necessary. To maintain appropriate levels of ammonia, nitrite, and nitrate, periodically test the water's characteristics and make partial water changes as necessary. A healthy aquatic habitat also benefits from appropriate aeration and filtration.