Discus vs Oscar

Symphysodon discus verglichen mit Astronotus ocellatus

Taxonomy & Classification

Eigenschaft	Discus	Oscar
Wissenschaftlicher Name	Symphysodon discus	Astronotus ocellatus
Ordnung	Cichliformes	Cichliformes
Familie	Cichlidae	Cichlidae
Conservation Status	Least Concern	Least Concern

Physical Traits

Eigenschaft	Discus	Oscar
Maximale Länge	20,0 cm	45,0 cm
Maximales Gewicht	0,25 kg	1,6 kg
Färbung	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.	Dark olive-brown to blackish body with irregular wavy orange-red markings forming a marbled or reticulated pattern; prominent black ocellus with orange ring at the upper tail base.

Habitat & Environment

Eigenschaft	Discus	Oscar
Wassertyp	Freshwater	Freshwater
Tiefenbereich	—	—
Verbreitungsgebiet	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 …	Native to the Amazon and Orinoco river basins in South America, including Peru, Colombia, and Brazil. Inhabits slow, deep, turbid rivers, flooded forests, and large …
Lebensraum	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. …	Slow-moving rivers and floodplains of the Amazon and Orinoco basins, South America. Warm, murky water (22-28°C, pH 6-8). Inhabits areas with submerged logs and dense …

Aquarium Suitability

Eigenschaft	Discus	Oscar
Mindest-Aquariengröße	250 L	280 L
Temperatur	26-30	22-25
pH-Bereich	5.0-7.0	6.0-8.0
Pflegeschwierigkeit	Difficult	Moderate
Temperament	Peaceful	Aggressive

Angelinformationen

Eigenschaft	Discus	Oscar
Sportfisch	Nein	Ja
Kampfbewertung	—	—
Weltrekord	—	—
Quecksilbergehalt	—	—

Cuisine & Edibility

Discus

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

Oscar

Not consumed — popular ornamental cichlid kept for its bold patterning and personality; occasionally eaten in parts of South America but primarily an aquarium species.

Species Overview

Discus

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.

Oscar

The oscar is a large, intelligent cichlid native to the Amazon basin. Known for its dog-like personality, it can recognize its owner and may beg for food. Oscars rearrange their tank decor and require spacious aquariums with robust filtration.