How Many Celebes Rainbowfish in a 75-Gallon Tank?
In a 75-gallon tank you can comfortably keep about 6–33 Celebes Rainbowfish. As a schooling species, never keep fewer than 6.
Why
Stocking is driven by adult size and waste output, not just fish count. Celebes Rainbowfish reaches about 2.8" with a moderate bioload, and needs 72–82°F water at pH 7–8.5. Always cycle the tank and test water before adding livestock.
| Adult size | 2.8" |
|---|---|
| Minimum tank | 20 gallons |
| Temperature | 72–82°F |
| pH | 7–8.5 |
| Temperament | Peaceful |
| Schooling | Yes — group of 6+ |
| Diet | Omnivore |
| Care level | Moderate |
| Origin | Sulawesi |
More fish for a 75-gallon tank → Celebes Rainbowfish tankmates →