Species · Devario aequipinnatus

Giant danio: tank size, water and tank mates

Fast, boisterous; can stress or eat very small fish if cramped (FKW).

Adult size10 cm (3.9 in)
Minimum tank75 US gal
Temperature16–26 °C (61–79 °F)
pH6–8
Temperamentsemi-aggressive
Keep in groups of8+
Swimstop
Shrimp & snailsCaution

Predator: may eat fish up to about 2 cm.

Check a tank with Giant danio

Good tank mates for Giant danio

These species share its temperature range and temperament, with no fin-nipping or predation risk under our rules. Still check your tank size and bioload in the checker.

African butterflyfish · Angelfish · Banjo catfish · Betta (male) · Black ruby barb · Black skirt tetra · Bleeding heart tetra · Bloodfin tetra · Blue acara · Bolivian ram · Bristlenose pleco · Bronze corydoras · Buenos Aires tetra · Bumblebee goby · Clown pleco · Cockatoo dwarf cichlid · Colombian tetra · Common / comet goldfish · Congo tetra · Demasoni cichlid · Denison barb · Diamond tetra · Dojo loach · Dwarf gourami

Avoid with Giant danio

Boeseman's rainbowfish (temperature) · Chili rasbora (predation) · Discus (temperature) · Ember tetra (predation) · German blue ram (temperature) · Oscar (predation)

Sources

Checked 2026-11-09 · confidence: medium. These are cautious community guidelines, not guarantees. Not veterinary advice. Report an error.