Overview
The Neon Tetra (Paracheirodon innesi) is a beginner freshwater species known for its blue, red, silver coloration. Iconic schooling fish. Mid.
Origin & Appearance
Origin: South America.
Colors: Blue, Red, Silver.
Body Shape: Fusiform (torpedo/streamlined). Typical adult dimensions: 4.0 x 0.7 x 1.2.
Sexual Dimorphism: Subtle; females slightly rounder when gravid.
Tank & Water Requirements
| Min Tank Size | 11 gallons |
| Temperature | 68–79°F |
| pH Range | 5–7 |
| Water Hardness (GH) | 2-10 |
| Bioload | low |
| Oxygen Demand | low |
| Plant Safe | yes |
| Aquarium Position | Mid |
Behavior & Activity
Tight schooling in mid-water; synchronized directional swimming with the group; gentle undulating motion; pauses in shaded areas
Speed: 42/100Aggression: 1/10diurnalSchooling (8+)
Breeding
Difficult; egg scatterer
Common Diseases
💊 Neon tetra disease (NTD)💊 ich
Expert Notes
Iconic schooling fish
Compatible Tank Mates
✓ betta fish✓ corydoras catfish✓ harlequin rasbora✓ cherry shrimp✓ mystery snail✓ guppy✓ ember tetra✓ cardinal tetra✓ otocinclus✓ kuhli loach✓ dwarf gourami