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Paracheirodon simulans
Care guide, husbandry, breeding, disease, and sourcing intelligence on Green Neon Tetra - written by the Fast Aquatics editorial team.
Green Neon Tetra requires a minimum of 10 gallons for healthy adults. The minimum is based on 1 inch adult size and territorial range. Plan a tank sized for adult footprint, HOB or canister filter rated 4-6x volume, dechlorinated water, appropriate temperature heater, and stocking-appropriate hardscape.
The Green Neon Tetra needs a tank of at least 10 gallons. Adults reach about 1 inch and live 2-3 years. Best paired with peaceful tankmates of similar size and water-chemistry needs.
Green Neon Tetra reaches 1 inch at adulthood with a captive lifespan of 2-3 years with proper care. The minimum is based on 1 inch adult size and territorial range. Plan a tank sized for adult footprint, HOB or canister filter rated 4-6x volume, dechlorinated water, appropriate temperature heater, and stocking-appropriate hardscape.
Green Neon Tetra is susceptible to standard freshwater diseases (ich, columnaris, fin rot, bacterial infections). Quarantine new Green Neon Tetra for 4 weeks before adding to display. Green Neon Tetra prefers freshwater parameters: temperature 74-80°F, pH 6.5-7.5, GH 4-12 dGH, KH 3-8 dKH, ammonia + nitrite 0 ppm, nitrate under 20 ppm. Use dechlorinator on every water change.
Other species in the same category with care profiles on Fast Aquatics. Click any name for the full husbandry breakdown.
Green Neon Tetra taxonomy and care recommendations cross-checked against the following authoritative references and our internal vendor + breeder database.
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