Denison Barb
Puntius denisonii
Water Parameters
About
Popular species in the hobby, but its population has declined due to overfishing, pollution, and habitat loss. Prone to jumping, it requires a tank with a secure lid.
Behavior & Temperament
Active, energetic, schooling (keep in groups of 6+). Peaceful, suitable for community tanks. Fast swimmer. May show aggression to establish hierarchy within the school. Omnivorous.
Feeding
Omnivore - food, algae, larvae
Breeding
Egg‑laying. Breeding in captivity is challenging, often hormone‑induced in commercial settings. Males display courtship behavior. Females lay eggs on substrate or plants. Low fecundity (293–967 eggs).
Care Notes
Sensitive to parameter fluctuations. Sensitive to ammonia. Needs hiding spots. Prefers dark substrate
Compatibility
Good for community tanks
Quick Summary
| Scientific Name | Puntius denisonii |
|---|---|
| Family | Cyprinidae |
| Category | Fish |
| Care Level | Advanced |
| Water Type | Freshwater |
| Max Size | 15.0 cm (5.9") |
| Min Tank | 200 L (53 gal) |
| Min Group | 6+ |
| Diet | Omnivore - food, algae, larvae |
| Temperament | Active, energetic, schooling (keep in groups of 6+). Peaceful, suitable for community tanks. Fast swimmer. May show aggression to establish hierarchy within the school. Omnivorous. |
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