Zebra Danio

Danio rerio

Danios & MinnowsBeginner

Species Details

The classic aquarium fish and perfect beginner species. Extremely hardy, active, and peaceful schooling fish.

Beginner Care Level

Basic Information

Size4-5 cm (1.5-2 inches)
TemperamentPeaceful
DietOmnivorous
Lifespan3-5 years
Tank Size75+ litres (20+ gallons)

Water Parameters

Temperature
18-25°C (64-77°F)
pH Level
6.0-8.0
Hardness
5-20 dGH

Tank Mate Recommendations

Based on 1 selected species

Current Selection:

Zebra Danio
Fully Compatible Species
Compatible

Angelfish

Pterophyllum scalare

Cichlids
Size:15 cm tall, 20 cm long (6 inches tall, 8 inches long)
Care Level:Beginner
Temperament:Peaceful/Semi-aggressive
100%
Compatible

Tanganyikan Cichlids

Various Lamprologus, Julidochromis, Neolamprologus

Cichlids
Size:5-20 cm (2-8 inches)
Care Level:Intermediate
Temperament:Semi-aggressive
100%
Compatible

Venezuelan Orange Cory

Corydoras venezuelanus

Catfish
Size:6 cm (2.4 inches)
Care Level:Intermediate
Temperament:Peaceful
100%
Compatible

Skunk Cory

Corydoras arcuatus

Catfish
Size:7 cm (2.8 inches)
Care Level:Beginner
Temperament:Peaceful
100%
Compatible

Bandit Cory

Corydoras metae

Catfish
Size:6 cm (2.4 inches)
Care Level:Beginner
Temperament:Peaceful
100%
Compatible

Green Gold Cory

Corydoras melanotaenia

Catfish
Size:6.5 cm (2.6 inches)
Care Level:Beginner
Temperament:Peaceful
100%

💡 Tank Mate Tips

• Consider adult size when planning tank space

• Research specific water parameter requirements

• Introduce new fish gradually to reduce stress

• Monitor behavior closely during the first weeks

Quick Facts

Most popular and hardy danio species

Small active schooling fish reaching 4-5 cm (1.5-2 inches)

Perfect beginner fish, extremely easy to care for

Active swimmers that need groups of 6+ fish

Hardy and tolerates wide range of water conditions

Great for community tanks with peaceful fish

Lives 3-5 years with proper care

Constantly active during day, peaceful temperament

Excellent dither fish for shy species

Inexpensive and widely available

Compatibility Summary

Compatible Species6
Requires Caution6

Care Requirements

Tank Size75+ litres (20+ gallons)
Temperature18-25°C (64-77°F)
pH6.0-8.0
Hardness5-20 dGH