Atún rojo del Atlántico vs Siluro

Thunnus thynnus comparado con Silurus glanis

Taxonomy & Classification

Atributo	Atún rojo del Atlántico	Siluro
Nombre Científico	Thunnus thynnus	Silurus glanis
Orden	Scombriformes	Siluriformes
Familia	Scombridae	Ictaluridae
Conservation Status	Least Concern	Least Concern

Physical Traits

Atributo	Atún rojo del Atlántico	Siluro
Longitud Máxima	458,0 cm	500,0 cm
Peso Máximo	680,0 kg	300,0 kg
Color	Dark metallic blue-black back with a bright silvery-white lower belly; upper flanks show iridescent blue and green tones; short yellow finlets have black margins; second dorsal and pectoral fins dark.	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	Atún rojo del Atlántico	Siluro
Tipo de Agua	Saltwater	Brackish
Rango de Profundidad	0-985m	0-30m
Distribución Geográfica	North Atlantic Ocean from the Gulf of Mexico and Caribbean north to Norway and Iceland, including the Mediterranean and Black seas. Two spawning populations: western …	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 …
Hábitat	Open ocean in the Atlantic, Mediterranean, and Black Sea. Highly migratory, ranging from temperate to subtropical surface waters (0-100m, optimum 15-25°C). Aggregates seasonally to feed …	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 …

Información de Pesca

Atributo	Atún rojo del Atlántico	Siluro
Pez de Pesca Deportiva	Sí	Sí
Clasificación de Pelea	10/10	9/10
Récord Mundial	—	—
Nivel de Mercurio	—	—

Cuisine & Edibility

Atún rojo del Atlántico

The pinnacle of raw fish dining — intensely rich, fatty tuna-o-toro with deep red color and buttery, umami-forward flavor. Commands the highest prices globally in Japanese sushi markets.

Siluro

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

Atún rojo del Atlántico

The Atlantic bluefin tuna is one of the largest bony fish, capable of crossing the Atlantic in under 60 days. A single specimen has sold for over $3 million at Tokyo's fish market. It can maintain a body temperature above the surrounding water.

Siluro

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.