Smallmouth Bass vs Wels Catfish

Micropterus dolomieu comparado com Silurus glanis

Taxonomy & Classification

Atributo	Smallmouth Bass	Wels Catfish
Nome Científico	Micropterus dolomieu	Silurus glanis
Ordem	Centrarchiformes	Siluriformes
Família	Centrarchidae	Ictaluridae
Conservation Status	Least Concern	Least Concern

Physical Traits

Atributo	Smallmouth Bass	Wels Catfish
Comprimento Máximo	69,0 cm	500,0 cm
Peso Máximo	5,4 kg	300,0 kg
Cor	Bronze-green to golden-brown body with 13–15 irregular dark brown vertical bars or blotches on the flanks; red-orange eyes; belly pale cream; dark brown radiating lines from eye to snout.	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

Atributo	Smallmouth Bass	Wels Catfish
Tipo de Água	Freshwater	Brackish
Faixa de Profundidade	1-7m	0-30m
Distribuição Geográfica	Native to the St. Lawrence River and Great Lakes drainage south through the Ohio River system and upper Mississippi basin. Prefers clear, cool, rocky streams …	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	Clear, cool rivers and streams of eastern North America from the Great Lakes to Tennessee. Prefers rocky and gravelly substrate in moderate to fast current. …	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 …

Informações de Pesca

Atributo	Smallmouth Bass	Wels Catfish
Peixe Esportivo	Sim	Sim
Classificação de Resistência	8/10	9/10
Recorde Mundial	—	—
Nível de Mercúrio	—	—

Cuisine & Edibility

Smallmouth Bass

Clean, white, mildly flavored flesh with low fat; considered slightly firmer and more flavorful than largemouth bass. Excellent pan-fried or baked; a respected table fish in the Great Lakes region.

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

Smallmouth Bass

The smallmouth bass is widely considered the best-fighting freshwater fish pound-for-pound. Found in clear, rocky streams and lakes, it is more athletic and acrobatic than its larger cousin, the largemouth bass.

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.