All fish / Cyprinidae

Rasbora amplistriga

Rasbora amplistriga

Also known as broad-striped rasbora, amplistriga rasbora, seluang

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This is a slim Sumatran rasbora with a wide dark stripe running along the flank. Above the stripe it usually shows a thin golden line, and its fins can carry a reddish tint. It belongs to the Rasbora trifasciata group, is rarely seen in the trade, and suits enthusiasts who keep blackwater biotopes with a calm shoal.

Care at a glance

Care level

Moderate

Temperament

Peaceful

Adult size

5 cm

Temperature

23 to 28 °C

pH

4.5 to 6.5

Smallest tank

80 litres

Keep as

Shoal of 8 or more

Diet

Omnivore: small live and frozen foods such as daphnia and bloodworm, plus quality flakes and micro pellets

Swims

Middle of the tank

Lifespan

4 to 6 years

Water

Freshwater

Wild range

Indonesia: Sumatra (Riau and Jambi peat-swamp drainages)

Breeding

It scatters its eggs and gives no parental care. Captive spawnings are rarely reported. Soft, acidic water, fine-leaved plants and taking the adults out after spawning are the most likely route to success.

Good to know

Wild-caught fish are often sold mixed with similar striped rasboras such as R. einthovenii and R. trilineata, so check the identification before buying. It does best in soft, acidic water and can struggle if kept in hard alkaline conditions.