All species
Discus (Symphysodon aequifasciatus)
Photo: mramorn · CC BY-SA 3.0 via Wikimedia Commons

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 tanks
Care 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 tetra
Sterbai corydoras
Rummynose tetra
Avoid
Panda corydoras (too warm)
Barbs
Aggressive 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
Hexamita
Gill flukes
Discus plague
Bacterial infections

Similar species