All fish / Cyprinidae

Zebra danio

Danio rerio

Also known as zebrafish, zebra danio, glofish danio, 斑马鱼

Zebra danio — Photo: Azul, Copyrighted free use, via Wikimedia Commons

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Fast, hardy shoaling fish with blue horizontal stripes. Fluorescent GloFish strains are banned in some countries.

Care at a glance

Care level: Easy
Temperament: Peaceful
Adult size: 4 cm
Temperature: 18 to 26 °C
pH: 6.5 to 8
Smallest tank: 60 litres
Keep as: Shoal of 6 or more
Diet: Omnivore: flakes, small pellets
Swims: Top of the tank
Lifespan: 3 to 5 years
Water: Freshwater
Wild range: India, Bangladesh, Nepal

Breeding

Scatters eggs over gravel or marbles at dawn; adults eat the eggs.

Good to know

Very active, so it needs swimming length.