Species profile

Zebra danio

Danio rerio

ai-generated confidence: high

AI-generated aquarium-care values from common hobby consensus; expert review is recommended before launch-quality advice.

Care table

Water typefreshwater
Care leveleasy
Minimum tank20 US gal / 76 L
Minimum group size6
Adult size5 cm
Temperature18-25 C
pH6.5-8
Hardness5-20 dGH
Salinity0-0 ppt
Temperamentpeaceful active schooling
Aggression notesVery active surface-to-midwater fish that can stress slow, warm-water, or timid tank mates.
Dietomnivore
Swim zonemiddle/top
Activity levelvery active
Bioloadlow
Reef safeNot applicable or not reviewed
Plant safeYes
Invert safeYes
Compatibility tagsfreshwater, schooling, peaceful-community, active-swimmer, cooler-water, boisterous
Avoid with tagsslow-water, timid-nano-fish, very-warm-water

Tank mate compatibility

Generated same-water-type pair checks for Zebra danio.

Sources and attribution

Source links are verification references for taxonomy and identifiers. Aquarium-care values are AI-generated from common hobby consensus and need expert review before launch-quality advice.