Cobia vs Wels Catfish
Rachycentron canadum compared with Silurus glanis
Taxonomy & Classification
| Attribute | Cobia | Wels Catfish |
|---|---|---|
| Scientific Name | Rachycentron canadum | Silurus glanis |
| Order | Carangiformes | Siluriformes |
| Family | Rachycentridae | Siluridae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| Attribute | Cobia | Wels Catfish |
|---|---|---|
| Max Length | 200.0 cm | 500.0 cm |
| Max Weight | 68.0 kg | 300.0 kg |
| Color | Dark brown to black back with two pale white or silver lateral stripes flanking a dark brown mid-lateral band; belly cream-white; juveniles display more vivid black, white, and orange banding. | 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. |
Habitat & Environment
| Attribute | Cobia | Wels Catfish |
|---|---|---|
| Water Type | Saltwater | Brackish |
| Depth Range | 0-1200m | 0-30m |
| Geographic Range | Worldwide in tropical and subtropical oceans, absent only from the eastern Pacific. Found in the Gulf of Mexico, Caribbean, Indo-Pacific, and off Australia; frequents open … | 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 … |
| Habitat | Pelagic, coral reefs, estuaries | 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 … |
Fishing Information
| Attribute | Cobia | Wels Catfish |
|---|---|---|
| Game Fish | Yes | Yes |
| Fight Rating | 8/10 | 9/10 |
| World Record | — | — |
| Mercury Level | — | — |
Cuisine & Edibility
Cobia
Firm, moist white flesh with a mild, buttery flavor; moderate fat and large, clean flakes. Extremely versatile — excellent grilled, smoked, raw as sashimi, or used in ceviche.
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.
Species Overview
Cobia
The cobia is a powerful pelagic fish that often follows large rays, sharks, and turtles. Its flattened head and elongated body resemble a shark. Excellent table fare with firm, white flesh, it is increasingly farmed in aquaculture.
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.