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Here is a complete care guide and detailed profile of the beautiful and iconic Neon Tetra, one of the most popular freshwater aquarium fish in the world.


🐟 Neon Tetra – Full Details & Care Guide


Common Names:

  • Neon Tetra

  • Neon Fish


🔬 Scientific Classification:

Category Detail
Scientific Name Paracheirodon innesi
Family Characidae
Origin Amazon Basin – Brazil, Peru, Colombia

🎨 Appearance:

Feature Description
Color Bright iridescent blue horizontal stripe from nose to tail, with a vibrant red stripe on the lower half of the body
Size 1.2 – 1.5 inches (3 – 4 cm)
Lifespan 3 – 5 years (up to 8 years with perfect care)
Sexual Dimorphism Females are slightly rounder and less vividly colored than males

🌡️ Water Parameters:

Parameter Ideal Range
Temperature 22°C – 26°C (72°F – 79°F)
pH Level 6.0 – 7.0
Hardness 1 – 10 dGH
Water Type Soft, slightly acidic freshwater

🏡 Tank Setup:

Feature Recommendations
Minimum Tank Size 10 gallons (more is better)
School Size 6 or more (10–12 preferred for best behavior)
Substrate Dark sand or fine gravel enhances coloration
Plants Live plants like Java Fern, Amazon Sword, Anubias, and floating plants
Decor Driftwood, leaf litter, and hiding spots
Lighting Moderate to low (subdued lighting enhances color)
Filtration Gentle to moderate flow with clean water

🧠 Temperament & Behavior:

Trait Description
Temperament Peaceful and friendly
Schooling Strong schooling fish – thrives in groups
Swimming Zone Middle level of the aquarium
Activity Level Moderately active; constantly swimming in groups

🤝 Ideal Tank Mates:

✅ Compatible With ❌ Avoid With
Guppies, Corydoras, Rasboras Large aggressive fish (Oscars, Cichlids)
Otocinclus, Shrimp, Snails Fin-nippers like Tiger Barbs
Dwarf Gouramis, Platies Fast or aggressive eaters
Other Tetras (e.g., Ember, Black Neon) Betta (can work with care)

🍽️ Feeding:

Type Examples
Flake Food High-quality tropical flakes
Micro Pellets Small sinking pellets
Frozen/Live Daphnia, brine shrimp, bloodworms
Veg-based Food Spirulina-based flakes or veggie pellets
  • Feed once or twice daily in small amounts

  • They have small mouths – ensure the food size is appropriate


🐣 Breeding Neon Tetras:

Feature Description
Spawning Type Egg scatterers
Breeding Tank Soft, acidic water (pH ~6.0), temperature ~24–26°C, low lighting
Spawning Setup Fine-leaved plants, spawning mops, or mesh base
Egg Care Parents eat eggs – remove adults post-spawning
Hatching Time Eggs hatch in ~24 hours
Fry Food Infusoria → baby brine shrimp or micro worms

🧼 Care Tips:

  • ✔️ Keep in groups of at least 6 for schooling and reduced stress

  • ✔️ Avoid sudden changes in water parameters

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

  • ✔️ Ensure gentle flow and well-oxygenated water


📋 Quick Profile Summary:

Feature Info
Scientific Name Paracheirodon innesi
Common Name Neon Tetra
Size 1.2 – 1.5 inches
Temperament Peaceful
Care Level Easy
Lifespan 3 – 5 years
Diet Omnivorous
Best For Community tanks, nano aquariums, planted tanks

🌟 Highlights:

  • 🌈 Famous for its vibrant blue and red neon glow

  • 🐠 Perfect for peaceful community tanks

  • 🌱 Thrives in planted or natural-style aquascapes

  • 🧪 Hardy and easy to care for – ideal for beginners


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