The Discus (Symphysodon aequifasciatus) is a freshwater fish of the family Cichlidae that grows up to 14 cm.
Description
The discus is a South American cichlid from quiet blackwater backwaters of the Amazon basin. The species grows to about 15 cm and has a very deep, disc-shaped, strongly laterally compressed body with fine wavy blue lines on a brown to greenish ground colour. As a calm, pair-forming fish it lives among submerged roots and eats small invertebrates, larvae and plant material. Both parents feed their young with a skin secretion. The fish is harmless to humans and is a prized aquarium fish.
Frequently asked questions
How do you recognise the Discus?
The Discus has a flattened, disc-shaped body, is mainly brown and shows a marbled pattern.
Where does the Discus live?
The Discus lives in fresh water and is mostly found around mixed bottom. South America: Brazil, Colombia, Peru
How big does the Discus get?
The Discus grows to a maximum of about 14 cm.
Is the Discus dangerous to humans?
No, the Discus is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.
Is the Discus edible?
The Discus is rarely eaten.
More photos

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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Symphysodon
More from the family Cichlidae

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Point your camera at the fish and Fin names the species in seconds. Free, and the Discus is one of 12,519 species in the app.