Discus vs 巴拉金梭鱼
Symphysodon discus 与之比较 Sphyraena barracuda
Taxonomy & Classification
| 属性 | Discus | 巴拉金梭鱼 |
|---|---|---|
| 学名 | Symphysodon discus | Sphyraena barracuda |
| 目 | Cichliformes | Perciformes |
| 科 | Cichlidae | Sphyraenidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| 属性 | Discus | 巴拉金梭鱼 |
|---|---|---|
| 最大体长 | 20.0 cm | 200.0 cm |
| 最大体重 | 0.25 kg | 50.0 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. | Steel-gray to dark gunmetal-blue back with a pale silvery-white belly; scattered irregular dark blotches on the lower flanks; tail fin is grayish with whitish tips on both lobes. |
Habitat & Environment
| 属性 | Discus | 巴拉金梭鱼 |
|---|---|---|
| 水质类型 | Freshwater | Saltwater |
| 栖息水深 | — | 0-100m |
| 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 … | Circumtropical in shallow coastal waters of the Atlantic, Indian, and Pacific oceans. Frequents coral reefs, seagrass beds, and estuaries from Florida and the Caribbean to … |
| 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. … | Pelagic, coral reefs, estuaries |
Aquarium Suitability
| 属性 | Discus | 巴拉金梭鱼 |
|---|---|---|
| 最小水箱尺寸 | 250 L | — |
| 水温 | 26-30 | — |
| pH 范围 | 5.0-7.0 | — |
| 饲养难度 | Difficult | — |
| 性情 | Peaceful | — |
钓鱼信息
| 属性 | Discus | 巴拉金梭鱼 |
|---|---|---|
| 游钓鱼种 | 否 | 是 |
| 搏鱼评级 | — | 7/10 |
| 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.
巴拉金梭鱼
Firm, lean white flesh with a mild flavor when small; larger individuals risk ciguatera fish poisoning and are generally avoided. Smaller fish eaten grilled or fried in the Caribbean.
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.
巴拉金梭鱼
The great barracuda is a fearsome-looking predator found in tropical and subtropical oceans. With its torpedo-shaped body, pronounced underbite, and fang-like teeth, it can strike prey at speeds exceeding 58 km/h.