Zebra Danio

Danio rerio

Minimum Tank Size

20 gal

Temperature

64–77°F

PH

6.5–7.5

Adult Size

2–2.5 in

Temperament 

Very active schooling fish

Care Difficulty

Beginner

Diet & Feeding

Feed a varied, species-appropriate diet built around a quality prepared staple, with frozen/live or plant foods as appropriate. Avoid overfeeding.

Care Instructions

Maintain stable 64–77°F water, appropriate water chemistry, regular partial water changes, and enough space for an adult Zebra Danio.

Flow & Filtration

Use mature biological filtration, good oxygenation, and flow appropriate to the species. Maintain consistently low ammonia and nitrite.

Planted Tank Suitability

Suitable when plants and layout match the species; protect plants from digging or grazing where necessary.

Tank Mate Compatibility

Good Tank Mates
  • White Cloud Mountain Minnow
  • Corydoras
  • Platy

Use Caution 
  • Guppy
  • Gourami

Avoid
  • Discus
  • Slow Long-finned Fish

Compatibility Notes

Fast, active fish; avoid pairing with slow, delicate warm-water species.

Breeding Notes

Breeding requirements vary; use a dedicated setup when attempting to raise eggs or fry.