Red-tailed rasbora
Rasbora borapetensis
Rasbora borapetensis grows up to 6 cm. Its body is slender, silvery with a dark lateral line. The caudal fin is intense red, hence its common name. The dorsal and anal fins are translucent. It is a gregarious fish that lives in schools. It is very active and occupies the middle water column. Its coloration intensifies with varied diet and good conditions.
Recommended parameters
| Parameter | Recommended range |
|---|---|
| Temperature | 24–28 |
| pH | 6–7 |
| GH | 2–8 |
| KH | 1–5 |
| NO₃ | ≤ 20 |
| PO₄ | ≤ 0.5 |
Care
Care notes
Keep an aquarium of at least 80 liters for a school of 6 to 10 individuals. Ideal temperature is between 24 and 28°C, pH 6.0 to 7.0, and low hardness. Water should be well filtered but without strong current. A planted tank with shaded areas and leaf litter is appreciated. It is omnivorous, accepting flakes, micro-pellets, and live foods. Compatible with other small peaceful fish like tetras or corydoras. Avoid aggressive or overly large species.