Walleye vs Wels Catfish
Sander vitreus compared with Silurus glanis
Taxonomy & Classification
| Attribute | Walleye | Wels Catfish |
|---|---|---|
| Scientific Name | Sander vitreus | Silurus glanis |
| Order | Perciformes | Siluriformes |
| Family | Percidae | Siluridae |
| Conservation Status | Least Concern | Least Concern |
Physical Traits
| Attribute | Walleye | Wels Catfish |
|---|---|---|
| Max Length | 107.0 cm | 500.0 cm |
| Max Weight | 11.3 kg | 300.0 kg |
| Color | Golden-olive to brassy-yellow flanks with a mottled pattern of saddle-like dark blotches; distinctive white tip on lower tail lobe; large glassy eyes with reflective tapetum. | 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 | Walleye | Wels Catfish |
|---|---|---|
| Water Type | Brackish | Brackish |
| Depth Range | 0-27m | 0-30m |
| Geographic Range | Native to Canada and the northern United States, including the Great Lakes basin and major river drainages such as the Missouri and Ohio rivers. Introduced … | 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 | Freshwater lakes and rivers of North America east of the Rockies, from Canada to Tennessee. Inhabits clear, deep lakes and large rivers over sand and … | 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 | Walleye | Wels Catfish |
|---|---|---|
| Game Fish | Yes | Yes |
| Fight Rating | 5/10 | 9/10 |
| World Record | — | — |
| Mercury Level | — | — |
Cuisine & Edibility
Walleye
Considered one of the best-tasting freshwater fish; sweet, flaky white flesh with very low fat. Ideal pan-fried, battered, or baked — a North American culinary favorite.
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
Walleye
The walleye is the largest member of the perch family and the most sought-after freshwater food fish in North America. Its reflective eyes give it exceptional low-light vision, making dawn and dusk prime feeding times.
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.