Aguja azul vs Siluro

Makaira nigricans comparado con Silurus glanis

Taxonomy & Classification

Atributo	Aguja azul	Siluro
Nombre Científico	Makaira nigricans	Silurus glanis
Orden	Istiophoriformes	Siluriformes
Familia	Istiophoridae	Ictaluridae
Conservation Status	Vulnerable	Least Concern

Physical Traits

Atributo	Aguja azul	Siluro
Longitud Máxima	500,0 cm	500,0 cm
Peso Máximo	636,0 kg	300,0 kg
Color	Deep cobalt-blue back transitioning to silvery-white belly; flanks display 15 or more pale vertical iridescent bars that fade rapidly after death; dorsal fin vivid cobalt.	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	Aguja azul	Siluro
Tipo de Agua	Saltwater	Brackish
Rango de Profundidad	0-1000m	0-30m
Distribución Geográfica	Circumglobal in tropical and subtropical Atlantic, Indian, and Pacific oceans. Highly migratory, frequenting open blue-water environments from the Gulf Stream and Caribbean to the equatorial …	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 (epipelagic to mesopelagic, 0-200m) in tropical and subtropical Atlantic, Pacific, and Indian Oceans. Migratory; follows warm currents and thermoclines. Spawns in open oceanic …	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	Aguja azul	Siluro
Pez de Pesca Deportiva	Sí	Sí
Clasificación de Pelea	10/10	9/10
Récord Mundial	—	—
Nivel de Mercurio	—	—

Cuisine & Edibility

Aguja azul

Firm, mildly flavored meat with moderate fat; often used in Hawaii as smoked marlin or grilled steaks. A prized sport catch; consumption is moderate due to Vulnerable status.

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

Aguja azul

The blue marlin is the pinnacle of big-game fishing. Found in tropical and temperate Atlantic and Indo-Pacific waters, it can exceed 500 kg and is known for spectacular aerial displays when hooked.

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.