Wels Catfish vs Zebra Danio
Silurus glanis との比較 Danio rerio
Taxonomy & Classification
| 属性 | Wels Catfish | Zebra Danio |
|---|---|---|
| 学名 | Silurus glanis | Danio rerio |
| 目 | Siluriformes | Cypriniformes |
| 科 | Siluridae | Danionidae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| 属性 | Wels Catfish | Zebra Danio |
|---|---|---|
| 最大体長 | 500.0 cm | 5.0 cm |
| 最大体重 | 300.0 kg | 0.001 kg |
| 体色 | Dark olive-green to slate-gray back with irregular mottled marbling of darker blotches; flanks grade to olive-yellow; scaleless smooth skin; belly pale cream to yellowish-white; head broad and flat. | Silver to pale gold body with five continuous horizontal royal-blue stripes running from gill to tail tip, including through the fins; belly silvery-white; fins clear with blue-gold striping. |
Habitat & Environment
| 属性 | Wels Catfish | Zebra Danio |
|---|---|---|
| 水質タイプ | Brackish | Freshwater |
| 生息水深 | 0-30m | — |
| 分布域 | Native to large river systems and lakes of central and eastern Europe from the Rhine basin east to the Caspian and Aral sea drainages. Introduced … | Native to the Ganges and Brahmaputra river basins of Bangladesh, India, Nepal, and Myanmar. Inhabits fast-flowing hill streams, rice paddies, and shallow ponds across the … |
| 生息地 | Large rivers, lakes, and reservoirs across Europe and Asia (Volga, Danube, Rhine, Ob). Inhabits deep, slow-moving freshwater with soft substrates. Tolerates turbid water (15-25°C). Highly … | Fast-flowing, clear mountain streams of the Ganges-Brahmaputra region, India and Bangladesh. Clean, well-oxygenated, shallow water with sandy and gravelly substrate (18-26°C). Lab model organism. |
Aquarium Suitability
| 属性 | Wels Catfish | Zebra Danio |
|---|---|---|
| 最小水槽サイズ | — | 40 L |
| 水温 | — | 18-24 |
| pH 範囲 | — | 6.0-8.0 |
| 飼育難易度 | — | Easy |
| 気性 | — | Peaceful |
釣り情報
| 属性 | Wels Catfish | Zebra Danio |
|---|---|---|
| ゲームフィッシュ | はい | いいえ |
| ファイト評価 | 9/10 | — |
| 世界記録 | — | — |
| 水銀含有量 | — | — |
Cuisine & Edibility
Wels Catfish
Fatty, soft flesh with a mild, slightly sweet flavor; quality improves from cold, clean water fish. Popular in Central European cuisines — commonly smoked, fried, or braised with vegetables.
Zebra Danio
Not consumed — a hardy ornamental aquarium fish notable for its horizontal blue-silver stripes and active schooling behavior; also a widely used laboratory model organism.
Species Overview
Wels Catfish
The wels catfish is the largest freshwater fish in Europe, capable of exceeding 5 meters. Found in large rivers and lakes across the continent, it has been documented beaching itself to catch pigeons. It can live over 80 years.
Zebra Danio
The zebrafish is a small cyprinid native to South Asia's freshwater streams. Its distinctive blue-and-gold horizontal stripes and hardy nature make it a popular aquarium fish. It is also the most widely used vertebrate model organism in genetic research.