Zebra Danio

Danio rerio

The bulletproof beginner fish — striped, active, and happy in cooler water.

Water

Freshwater

Temperature

64–77°F

pH

6–8

Hardness

5–19 dGH

Max size

2 in

Min tank

10 gal

Temperament

Peaceful

Social

Schooling (6+)

Swim level

Top

Diet

Omnivore

Care level

Beginner

Lifespan

3-5 years

Breeding

Egg-scatterer

Suitability

Common

Origin

South Asia

Zebra danios are nearly indestructible, fast, and constantly on the move, so give them length to swim and a group to keep peace. They tolerate unheated rooms well.