Mascara Barb

Cyprinidae sp.

Mascara Barb (Cyprinidae sp.) — Intermediate care, Semi-aggressive, under Barb & Shark. Minimum tank in the app: 53 US gal min; aim for 66–77°F and pH 6–7.8. The Mascara Barb is suited for aquarists looking to add dynamic mid-water activity, particularly in larger tanks with structured environments.

Mascara Barb (Cyprinidae sp.) in a planted freshwater aquarium
Care levelIntermediate
TemperamentSemi-aggressive
Min tank size53 US gal min
pH range6–7.8
Temperature66–77°F
Max size4.7 in (12.0 cm)
Captive lifespan5–10 years
SchoolingYes · 6+ recommended

Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.

Natural distribution

Asia

  • East & Southeast Asia

Regional colours match the stocking calculator’s origin map.

Mascara Barb Tank Setup

Create a spacious environment with ample swimming room complemented by hiding spots using plants, rocks, or driftwood. A sandy or fine gravel substrate is ideal, allowing for easy foraging. Moderate lighting can help reduce stress, but ensure the flow is sufficient to keep the water well-oxygenated and prevent stagnation.

What Do Mascara Barbs Eat?

Feeding is competitive; provide a varied diet to accommodate their omnivorous nature and promote vibrant coloration. They may exhibit rapid feeding behaviors, so ensure sufficient surface area for all fish to feed simultaneously to minimize stress-related issues.

Mascara Barb Tank Mates

Ideal companions include other mid-water swimmers of similar size and temperament, such as larger tetras or rasboras. Avoid long-finned species or slow swimmers, as they may become targets for fin-nipping. Intraspecies interactions are generally harmonious in larger groups but can lead to mild aggression if numbers dwindle.

Are Mascara Barbs Good for Beginners?

We rate this as intermediate. Budget time for testing, maintenance, and watching behaviour if the water looks fine but the fish do not. Common errors include keeping them in too small a group or tank, leading to stress and aggression. Inadequate filtration can exacerbate their bioload, resulting in poor water quality.

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