AquariusZebra Danio
Danio rerio
Tough, cheerful and always on the move. Zebra danios tolerate cool water and are famous in science labs worldwide.
A peaceful freshwater fish that grows to 4.5 cm, lives near the surface in groups of 5 or more and needs 16–26 °C, pH 6.5–8.0 and an aquarium of at least 40 L.
Care at a glance
- Water
- Freshwater
- Temperature
- 16–26 °C (61–79 °F)
- pH
- 6.5–8.0
- Adult size
- 4.5 cm (1.8 in)
- Aquarium
- 40 L or bigger (11 US gal)
- Temperament
- Peaceful
- Group size
- 5 or more
- Swims
- Top
- Diet
- Omnivore
- Wild home
- Himalayan streams, India
Good to know
- Hardy. Tolerates less-than-perfect water. Great for beginners.
Tank mates
Good company: Amano Shrimp, Black Skirt Tetra, Bloodfin Tetra, Bristlenose Pleco, Cardinal Tetra, Cherry Barb, Chili Rasbora, Corydoras, Dwarf Neon Rainbowfish, Ember Tetra.
Eaten by: Asian Arowana, Axolotl, Black Ghost Knifefish, Flowerhorn, Frontosa, Jack Dempsey, Motoro Stingray, Ornate Bichir, Oscar, Siamese Tigerfish.
Attacked by: Demasoni Cichlid, Flowerhorn, Jack Dempsey.
Eats the newborn fry of: Cardinal Tetra, Celestial Pearl Danio, Cherry Barb, Chili Rasbora, Crystal Red Shrimp, Ember Tetra, Endler's Livebearer, Ghost Shrimp, Glowlight Tetra, Harlequin Rasbora, Honey Gourami, Neocaridina Shrimp and 5 more.
Its fry are eaten by: Angelfish, Bala Shark, Betta, Black Skirt Tetra, Bloodfin Tetra, Boesemani Rainbowfish, Cherry Barb, Clown Loach, Cockatoo Dwarf Cichlid, Comet Goldfish, Congo Tetra, Discus and 24 more.
Grown ones eat their own newborn fry, so raise the young in another aquarium.
Colours and breeding
- Classic common
- Leopard uncommon
- Golden uncommon
In Aquarius a grown male and female breed in a healthy tank. Their young are born about 0.3 cm long and take after one of the parents.
Some pairs give a colour neither parent has:
- Classic × Golden can give Leopard
The care values are the ones Aquarius uses, based on how these animals live. Tank mates follow the game's rules: water type, temperature and pH, who can swallow whom, fin nipping, temperament and territory.
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