Tinfoil Barb - 5cm

Species Profile

• Scientific Name: Barbonymus schwanenfeldii
• Common Name: Tinfoil Barb
• Adult Size: Up to 12–14 inches (30–35 cm)
• Life Expectancy: 8–10 years, potentially longer with excellent care
• Habitat: Native to rivers, streams, and flooded forests in Southeast Asia (Thailand, Malaysia, Indonesia, and Laos). Prefers fast-moving, oxygen-rich freshwater environments

Tank Requirements

• Minimum Tank Size: 125 gallons (473 liters) or larger for a group
• Ideal Temperature: 72–77°F (22–25°C)
• pH Range: 6.5–7.5
• Water Hardness: Soft to moderately hard (5–15 dGH)
• Temperament: Peaceful but active, and schooling—should be kept in groups of 5 or more. Can be intimidating to smaller or slow-moving fish due to their size and energy

Diet & Nutrition

• Omnivorous: Yes
• Diet: Accepts a wide variety of foods including flakes, pellets, blanched vegetables (spinach, zucchini), and live/frozen protein sources like brine shrimp, bloodworms, and daphnia

Appearance

• Coloration: Metallic silver body with reflective, "tinfoil" sheen
• Fins: Red or orange-tipped fins with some black markings depending on age and variety
• Body Shape: Deep-bodied, laterally compressed with strong, fast-swimming build

Distinctive Features

• Large size and flashy, reflective scales give them an eye-catching presence in large aquariums
• Fast swimmers that require open space to move can stress or outcompete slower tankmates
• Schooling behavior—more confident and less aggressive when kept in proper numbers
• Hardy and adaptable, making them suitable for experienced beginners with large tanks