
Discus
Symphysodon aequifasciatus · Cichlidae
Also known as Pompadour fish
Advanced
The showpiece cichlid: needs very warm, spotless, soft water and a group of six or more.
- Minimum tank
- 250 L
- Temperature
- 28–31 °C
- pH
- 5.5–7
- Adult size
- 18 cm
- Group size
- 6+
Will it fit your tank?
Sign in and AquaLog compares Discus against every tank you track — volume, water type, temperature and pH — then adds it to your livestock in one tap.
Sign in to check my tanksCare requirements
- Minimum tank volume
- 250 L
- Temperature
- 28–31 °C
- pH
- 5.5–7
- Hardness
- 1–8 dGH
- Lifespan
- 10–15 years
- Diet
- Carnivore-leaning omnivore — beef heart mixes, frozen bloodworm, quality granules.
- Care level
- Advanced
Origin & habitat
- Native region
- Central Amazon floodplain
- Water type
- Freshwater
- Biotope
- Warm blackwater among submerged branches
- Natural conditions
- Very warm, very soft, acidic, stable water.
Behaviour & stocking
- Temperament
- Peaceful
- Minimum group
- 6 fish
- Swims
- Mid-water
- Good tank mates
- Cardinal tetraSterbai corydorasRummynose tetra
- Avoid
- Panda corydoras (too warm)BarbsAggressive cichlids
Breeding & difficulty
- Breeding difficulty
- Advanced
- Sexing
- Very difficult; males have thicker lips and steeper foreheads.
- Notes
- Pairs lay on cones and feed fry on body slime; needs RO water and daily changes.
- Common ailments
- HexamitaGill flukesDiscus plagueBacterial infections