The Zebra Danio Longfin (Danio rerio longfin variant) is a popular and resilient freshwater fish, cherished for its striking black-and-white horizontal stripes and graceful, elongated fins. At approximately 2.5cm, this longfin variety adds extra elegance and fluid movement to the classic Zebra Danio’s lively personality. Known for its hardiness, active schooling behavior, and adaptability, the Zebra Danio Longfin is a favorite among beginner and experienced aquarists alike. It thrives in community tanks, providing constant activity and visual interest.

🐠 Key Features:

• Scientific Name: Danio rerio (longfin variant)

• Common Names: Zebra Danio Longfin, Longfin Zebra Danio

• Size: ~2.5cm (juvenile; adults up to 4–5cm)

• Lifespan: 3–5 years

• Temperament: Peaceful, very active, schooling

• Difficulty Level: Easy

• Origin: South Asia (native to India, Bangladesh, Myanmar)

• Best kept in groups of 6 or more

🌊 Water Conditions

Zebra Danio Longfins are hardy and adaptable but prefer stable, moderate freshwater conditions:

• Temperature: 18–24°C (64–75°F)

• pH: 6.5–7.5

• Hardness: 5–12 dGH

• Tank Size: Minimum 10 gallons

• Water Type: Freshwater

• Filtration: Moderate flow preferred

• Lighting: Moderate to bright lighting highlights their stripes and fin movement

They enjoy planted tanks with open swimming areas and some hiding spots.

🐟 Tank Mates

Due to their peaceful nature and active behavior, Zebra Danio Longfins are compatible with a wide variety of community fish:

Compatible tank mates:

• Other danios and small tetras

• Corydoras catfish

• Rasboras

• Guppies and platies

• Small peaceful gouramis

• Shrimp and snails (in suitable size ratios)

Avoid:

• Aggressive or large predatory fish

• Fin-nipping species (though long fins may occasionally attract nippers)

Keeping them in schools of 6 or more ensures natural schooling and reduces stress.

🍽️ Feeding Habits

Zebra Danio Longfins are omnivores with a hearty appetite, thriving on a varied diet:

• High-quality flakes or pellets

• Live or frozen foods like brine shrimp, daphnia, and bloodworms

• Freeze-dried options

• Occasional vegetable-based flakes or spirulina supplements

Feed once or twice daily, offering amounts they can consume within a few minutes.

🧼 Care and Maintenance

• Perform regular water changes (20–30% weekly)

• Maintain stable water parameters to keep fish healthy

• Provide moderate filtration without strong currents that may stress the fish

• Use a secure lid to prevent jumping

• Watch for signs of fin damage or disease, especially on long fins

Zebra Danio Longfins are known for their hardiness and adaptability, making them excellent for new and seasoned aquarists alike.

🌿 Why Choose the Zebra Danio Longfin?

With its classic zebra stripes enhanced by elegant flowing fins, the Zebra Danio Longfin adds beauty, movement, and life to freshwater tanks. Its peaceful temperament, ease of care, and active schooling make it a perfect choice for beginners and community tanks seeking an eye-catching centerpiece.

Add vibrant energy and graceful flair to your aquarium—bring home Zebra Danio Longfins today!