Denison Barb – Stunning Red Line Torpedo Barb
The Denison Barb (Sahyadria denisonii), also known as the Roseline Shark or Red Line Torpedo Barb, is a spectacular freshwater fish admired for its sleek silver body, brilliant red horizontal stripe, and distinctive black markings.
Native to the fast-flowing rivers of southern India, this elegant species is known for its energetic swimming behaviour and peaceful temperament. Its striking coloration and streamlined body make it a beautiful addition to spacious planted aquariums.
Denison Barbs thrive in groups, creating a captivating display of synchronized movement and vibrant colour. They prefer clean, well-oxygenated water, moderate water flow, and plenty of open swimming space.
An excellent choice for aquarists seeking an active, colourful, and eye-catching schooling fish.
Care Guide
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Parameter
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Details
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Scientific Name
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Sahyadria denisonii
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Former Name
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Puntius denisonii
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Common Name
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Denison Barb / Roseline Shark
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Origin
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Western Ghats, India
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Adult Size
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12–15 cm
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Temperature
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20–26°C
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pH
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6.5–7.8
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Minimum Tank Size
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250 L+ with ample swimming length
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Diet
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Omnivore, quality pellets, flakes, frozen foods
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Temperament
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Peaceful, active
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Care Level
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Intermediate
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Group Size
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6+ recommended
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Lifespan
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Approximately 5–8 years
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