Denisoni Barb Red Striped Torpedo (Sahyadria denisoni) 5cm +

Denison Barb (Sahyadria denisonii), also known as the Roseline Shark or Red Line Torpedo Barb, is a vibrant and active freshwater fish native to the fast-flowing rivers of the Western Ghats in India. 

Species Overview

• Scientific Name: Sahyadria denisonii
• Common Names: Denison Barb, Roseline Shark, Red Line Torpedo Barb, Miss Kerala
• Size: Up to 4.7 inches (12 cm)
• Lifespan: Up to 5 years
• Temperament: Peaceful but active; best kept in groups of 6+
• Difficulty: Intermediate

Tank Setup

• Minimum Tank Size: 55 gallons
• Aquascape:
  • Open swimming space with rocky substrate
  • Dense vegetation along sides and back
  • Strong water flow and high oxygenation
• Lighting: Moderate
• Lid: Essential—they are known jumpers 

Water Parameters

• Temperature: 72–77°F (22–25°C)
• pH: 6.8–7.8
• Hardness: 5–15 dGH
• Flow: Moderate to strong
• Water Type: Freshwater, clean and well-oxygenated

Diet

• Type: Omnivorous
• Staples:
  • High-quality flakes or pellets
  • Live/frozen: bloodworms, brine shrimp, daphnia
  • Blanched vegetables: spinach, zucchini
• Feeding Tip: A varied diet enhances coloration and health 

Breeding

• Difficulty: Challenging in captivity
• Setup:
  • Separate breeding tank with fine-leaved plants
  • Slightly acidic water (~pH 6.5) at 75°F (24°C)
• Spawning:
  • Likely egg scatterers among vegetation
  • Remove adults post-spawning to prevent egg predation
• Hatching: Eggs hatch in 24–48 hours
• Fry Care: Start with infusoria or liquid fry food, then baby brine shrimp 

Tankmates

• Compatible With:
  • Other barbs, rainbowfish, danios, gouramis, loaches
  • Larger tetras
• Avoid:
  • Slow-moving or long-finned fish (may be stressed by activity)