Green Neon Tetra (Wild) – Paracheirodon simulans
The Green Neon Tetra is a small, peaceful freshwater fish native to the Rio Negro and Orinoco basins of South America. Its slender body shines with vibrant green and silver iridescence, accented by a subtle red stripe near the tail. Wild-caught specimens often display more intense, natural coloration compared to captive-bred variants, making them highly sought after for community and planted aquariums.
This species is easy to keep, hardy, and thrives in well-maintained aquariums with stable water parameters and plenty of swimming space.
Care Requirements:
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Tank Size: 10 gallons minimum (best in schools of 6+)
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Temperature: 23–27 °C
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pH: 5.5–7.0
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Water Hardness: Soft to moderately soft
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Temperament: Peaceful, schooling
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Diet: Omnivore — high-quality flakes, micro pellets, frozen or live foods like daphnia or brine shrimp
Behavior & Compatibility:
Green Neon Tetras are peaceful and active schooling fish that display their best colors in groups of 6 or more. They coexist well with:
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Small tetras, rasboras, and danios
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Corydoras and other gentle bottom dwellers
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Shrimp and snails
Avoid aggressive, large, or predatory fish that may stress or prey on them.
Tank Setup:
A planted aquarium with open swimming areas, gentle filtration, and shaded regions from floating plants provides optimal conditions. Soft, slightly acidic water enhances their vivid natural colors and encourages healthy, schooling behavior.
A small, vividly colored wild tetra with shimmering green iridescence—perfect for planted community tanks and natural-looking schools.