Discus

Symphysodon discus

Least Concern Freshwater

最大体长

20.0 cm

最大体重

0.25 kg

体色

Deep-bodied disc shape with vibrant …

科

Cichlidae

类别

Aquarium Fish

简介

The discus is often called the 'King of the Aquarium' for its disc-shaped body and stunning color patterns. Native to the Amazon floodplains, it requires warm, soft, acidic water and feeds its fry with a mucus secretion from its skin.

Physical Description

Measurement	Value
Maximum Length	20.0 cm
Maximum Weight	0.25 kg

Coloration

Deep-bodied disc shape with vibrant turquoise-blue wavy horizontal lines over a reddish-brown to orange-brown base; fins edged in vivid blue with red striping; wild forms show 9 dark vertical bars.

Habitat & Distribution

Warm, blackwater rivers of the Amazon basin, particularly the Rio Negro and tributaries. Prefers soft, acidic water (pH 4.5-6.5, 26-31°C) with driftwood and minimal current. Sensitive to water quality.

水质类型

Freshwater

地理分布

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Conservation Status

Least Concern IUCN Red List

Discus is classified as Least Concern by the International Union for Conservation of Nature (IUCN).

食用性与烹饪

口味

Not consumed — a prized ornamental aquarium fish known as the 'king of the aquarium' for its disc-shaped body and brilliant colors.

水族箱饲养

饲养难度

性情

Peaceful

最小水箱尺寸

250 升

水温

26-30

pH 范围

5.0-7.0

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Taxonomy

目	Cichliformes (Cichlids and allies)
科	Cichlidae (Cichlids)
物种	Symphysodon discus

常见问题

Can you eat Discus?

Not consumed — a prized ornamental aquarium fish known as the 'king of the aquarium' for its disc-shaped body and brilliant colors.

How big does Discus get?

Discus can grow up to 20.0 cm long and weigh 0.25 kg.

Is Discus good for aquariums?

Discus has a difficult care level, a peaceful temperament, requires a minimum tank size of 250 liters.

Where is Discus found?

Restricted to the central Amazon River basin in Brazil, particularly around the confluence of the Rio Negro and Rio Solimões. Prefers warm, soft, highly acidic blackwater and clearwater floodplain lakes. Warm, blackwater rivers of the Amazon basin, particularly the Rio Negro and tributaries. Prefers soft, acidic water (pH 4.5-6.5, 26-31°C) with driftwood and minimal current. Sensitive to water quality

Is Discus endangered?

The conservation status of Discus is Least Concern according to the IUCN Red List.

What family does Discus belong to?

Discus (Symphysodon discus) belongs to the family Cichlidae (Cichlids) in the order Cichliformes (Cichlids and allies).