How Many Forktail Blue-eye in a 55-Gallon Tank?
In a 55-gallon tank you can comfortably keep about 6–85 Forktail Blue-eye. As a schooling species, never keep fewer than 6.
Why
Stocking is driven by adult size and waste output, not just fish count. Forktail Blue-eye reaches about 1.6" with a light bioload, and needs 72–82°F water at pH 6.5–8. Always cycle the tank and test water before adding livestock.
| Adult size | 1.6" |
|---|---|
| Minimum tank | 10 gallons |
| Temperature | 72–82°F |
| pH | 6.5–8 |
| Temperament | Peaceful |
| Schooling | Yes — group of 6+ |
| Diet | Micropredator |
| Care level | Moderate |
| Origin | Papua New Guinea |
More fish for a 55-gallon tank → Forktail Blue-eye tankmates →