Discus vs Oscar
Symphysodon discus 与之比较 Astronotus ocellatus
Taxonomy & Classification
| 属性 | Discus | Oscar |
|---|---|---|
| 学名 | Symphysodon discus | Astronotus ocellatus |
| 目 | Cichliformes | Cichliformes |
| 科 | Cichlidae | Cichlidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| 属性 | Discus | Oscar |
|---|---|---|
| 最大体长 | 20.0 cm | 45.0 cm |
| 最大体重 | 0.25 kg | 1.6 kg |
| 体色 | 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
| 属性 | Discus | Oscar |
|---|---|---|
| 水质类型 | Freshwater | Freshwater |
| 栖息水深 | — | — |
| 地理分布 | 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 … |
| 栖息地 | 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
| 属性 | Discus | Oscar |
|---|---|---|
| 最小水箱尺寸 | 250 L | 280 L |
| 水温 | 26-30 | 22-25 |
| pH 范围 | 5.0-7.0 | 6.0-8.0 |
| 饲养难度 | Difficult | Moderate |
| 性情 | Peaceful | Aggressive |
钓鱼信息
| 属性 | Discus | Oscar |
|---|---|---|
| 游钓鱼种 | 否 | 是 |
| 搏鱼评级 | — | — |
| 世界纪录 | — | — |
| 汞含量 | — | — |
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.