Neon Tetra Large (Paracheirodon innesi) for Sale in Canada
The Neon Tetra (Paracheirodon innesi) is one of the most iconic freshwater aquarium fish in the world. This large-size Neon Tetra offers the same brilliant electric-blue stripe and vibrant red coloration that have made the species a favourite among aquarium hobbyists for generations.
Larger Neon Tetras can make an immediate visual impact in a community aquarium. Their bright colours shimmer as they move together through the water, creating a spectacular display against dark substrate, natural driftwood, and lush green plants.
Neon Tetras are peaceful, social fish and thrive when kept in a proper school. They are best maintained in a mature, stable aquarium with excellent water quality and compatible tank mates. Keeping a larger group encourages confidence and allows their natural schooling behaviour to shine.
Monster Aquarium Canada offers large Neon Tetras (Paracheirodon innesi) for aquarium hobbyists across Canada.
Why Choose Large Neon Tetras?
A Classic Freshwater Schooling Fish With Brilliant Colour
Large Neon Tetras are prized for their:
Unique Features
Premium Characteristics
- Brilliant electric-blue horizontal stripe
- Vibrant red lower-body coloration
- Larger available specimen size
- Peaceful community temperament
- Beautiful schooling behaviour
- Active midwater swimming
- Excellent planted aquarium fish
- Spectacular appearance in large groups
A healthy school of Neon Tetras creates one of the most recognizable and beautiful displays in the freshwater aquarium hobby.
Aquarium Size
A 20-gallon aquarium or larger is recommended for a proper school of Neon Tetras, particularly when they are kept with other community fish.
A larger aquarium provides greater swimming space and makes it easier to maintain stable water conditions.
Recommended Aquarium Setup
- Mature biological filtration
- Gentle water movement
- Stable temperatures
- Good oxygenation
- Live aquatic plants
- Driftwood
- Natural décor
- Dark substrate
- Open swimming areas
- Some shaded cover
Neon Tetras often look especially impressive against dark backgrounds and dense green plants.
Water Parameters
- Scientific Name: Paracheirodon innesi
- Common Name: Neon Tetra
- Size Offered: Large
- Adult Size: Approximately 1–1.5 inches (2.5–4 cm)
- Temperature: 21–26°C (70–79°F)
- pH: 5.0–7.5
- GH: 1–10 dGH
- Care Level: Easy to Moderate
- Temperament: Peaceful
- Diet: Omnivore
- Swimming Level: Middle and upper levels
- Lifespan: Approximately 5–10 years with excellent care
The “large” designation refers to the size of the fish offered for sale and does not mean the species grows beyond its normal adult size.
Feeding Your Large Neon Tetras
Neon Tetras are omnivorous and readily accept a varied diet of appropriately sized foods.
Recommended Foods
- High-quality micro pellets
- Premium tropical flakes
- Fine granules
- Baby brine shrimp
- Daphnia
- Cyclops
- Microworms
- Small frozen foods
A varied diet supports healthy condition, activity, and strong natural coloration.
Feed small portions once or twice daily and avoid overfeeding.
Ideal Planted Aquarium
Large Neon Tetras are excellent for peaceful planted freshwater aquariums.
Recommended Plants
- Java Fern
- Anubias
- Cryptocoryne
- Java Moss
- Bucephalandra
- Water Sprite
- Vallisneria
- Amazon Sword
- Floating plants
Dense planting provides security, while open areas allow the school to move naturally through the aquarium.
Floating plants can also help create gentle, diffused lighting.
Compatible Tank Mates
Neon Tetras are peaceful and should be kept with species that will not prey on them.
Suitable Tank Mates
- Other Neon Tetras
- Cardinal Tetras
- Ember Tetras
- Green Neon Tetras
- Rummy Nose Tetras
- Small Rasboras
- Corydoras
- Otocinclus
- Peaceful small Gouramis
- Small peaceful Loaches
- Compatible peaceful invertebrates
Avoid:
- Large predatory fish
- Aggressive cichlids
- Large monster fish
- Fish large enough to swallow Neon Tetras
- Highly aggressive species
Always consider the adult size and temperament of all tank mates.
Schooling Behaviour
Neon Tetras are highly social fish and should be kept in groups.
Recommended Group Size
Keep at least 10 or more, with larger schools providing an even more natural and visually impressive display when aquarium space allows.
A proper school encourages:
- Greater confidence
- Reduced stress
- Natural schooling behaviour
- More coordinated swimming
- Better use of available aquarium space
A larger school can create an especially spectacular blue and red shimmering effect.
Male and Female Differences
Sexual differences are generally subtle.
Males
- Often appear slightly slimmer
- May have a straighter-looking blue stripe
Females
- Usually have a fuller body
- The blue stripe may appear slightly curved due to the rounder abdomen
Sexing individual Neon Tetras can be difficult, especially outside breeding condition.
Supporting Brilliant Neon Colour
The famous colours of Neon Tetras are influenced by genetics, health, diet, and environmental conditions.
Colour-Care Tips
- Maintain excellent water quality
- Feed a varied and nutritious diet
- Keep an appropriate-sized school
- Avoid overcrowding
- Provide plants and natural cover
- Minimize stress
- Maintain stable temperatures
Healthy Neon Tetras in a mature aquarium can display exceptionally vibrant blue and red coloration.
Breeding Neon Tetras
Breeding Paracheirodon innesi can be challenging and is best attempted in a dedicated breeding aquarium.
Breeding Tips
- Condition healthy adults with nutritious foods
- Use a separate breeding aquarium
- Maintain very clean, soft water
- Keep lighting subdued
- Provide suitable spawning material
- Remove adults after spawning
- Protect eggs from bright light
Adults do not provide parental care and may consume their eggs.
Raising Fry
Newly hatched fry require extremely small foods initially. As they develop, they can gradually transition to larger foods, including baby brine shrimp.
Why Buy Large Neon Tetras from Monster Aquarium Canada?
Healthy Aquarium Fish for Canadian Hobbyists
Monster Aquarium Canada carefully selects aquarium fish for:
- Healthy body condition
- Active swimming
- Strong feeding response
- Bright natural coloration
- Premium aquarium quality
Professional Live Fish Shipping Across Canada
Live fish are professionally packaged for transportation to aquarium hobbyists throughout Canada.
Canadian Aquarium Fish Supplier
Monster Aquarium Canada specializes in freshwater fish, rare tropical fish, monster fish, freshwater shrimp, crayfish, aquatic snails, aquarium plants, fish foods, medications, and aquarium supplies for Canadian aquarists.
Frequently Asked Questions
1. How large do Neon Tetras grow?
Neon Tetras generally reach approximately 1–1.5 inches (2.5–4 cm) as adults.
2. What does “Large Neon Tetra” mean?
It refers to the larger size of the individual Neon Tetras currently offered for sale, not a different species or a fish that grows larger than the normal adult size.
3. How many Neon Tetras should I keep?
A group of at least 10 or more is recommended. Larger schools encourage more natural behaviour and create a more impressive display.
4. Are Neon Tetras peaceful?
Yes. Neon Tetras are peaceful community fish and should be kept with compatible species that are not large enough to eat them.
5. Are large Neon Tetras good for planted aquariums?
Yes. They are excellent planted aquarium fish. Their electric-blue and red colours contrast beautifully with green plants and dark substrate.




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