Overview:

Family: Cyprinidae

Rasboras are small, active fish native to Southeast Asia, known for their shimmering colors and elegant schooling patterns. Popular species include Harlequin Rasboras, Chili Rasboras, and Lambchop Rasboras. They are peaceful, hardy, and beginner-friendly, thriving in soft, slightly acidic water with plenty of plants. Rasboras are best displayed in groups, where their coordinated movement adds natural beauty and tranquility to any aquarium.

Recommended Tank Size: A minimum of 45 litres

Peaceful schooling fish; ideal for community tanks
Keep in groups of 6 or more to reduce stress and enhance natural behavior
Great companions: tetras, guppies, corydoras, small gouramis, & shrimp

Average Adult Size:

Body length: 2-6cm (varies by species)
Reach adult size within 6–8 months
Growth rate depends on diet and water stability and a lifespan typically between 3-5 years, with some species living longer in ideal conditions

Water Parameters:

pH: 6.0–7.5
Alkalinity (KH): 2–8
General Hardness (GH): 2–10
Temperature: 24–28°C

Food:

Omnivores that prefer small, soft foods
Feed high-quality flakes or micro-pellets as a staple
Supplement with frozen or live foods (daphnia, mosquito larvae, baby brine shrimp)
Feed 1–2 times daily in small portions