Atún rojo del Atlántico vs Mero gigante del Atlántico

Thunnus thynnus comparado con Epinephelus itajara

Taxonomy & Classification

Atributo	Atún rojo del Atlántico	Mero gigante del Atlántico
Nombre Científico	Thunnus thynnus	Epinephelus itajara
Orden	Scombriformes	Perciformes
Familia	Scombridae	Serranidae
Conservation Status	Least Concern	Vulnerable

Physical Traits

Atributo	Atún rojo del Atlántico	Mero gigante del Atlántico
Longitud Máxima	458,0 cm	250,0 cm
Peso Máximo	680,0 kg	363,0 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.	Yellow-brown to olive-green body densely covered with small dark brown spots and irregular blotches; 3–4 faint pale vertical bands on the flanks; juveniles show bolder contrasting yellow and black stripes.

Habitat & Environment

Atributo	Atún rojo del Atlántico	Mero gigante del Atlántico
Tipo de Agua	Saltwater	Saltwater
Rango de Profundidad	0-985m	0-100m
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 …	Tropical western Atlantic from Florida and the Gulf of Mexico through the Caribbean Sea to Brazil, and eastern Pacific from the Gulf of California to …
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 …	Neritic, coral reefs, estuaries

Información de Pesca

Atributo	Atún rojo del Atlántico	Mero gigante del Atlántico
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.

Mero gigante del Atlántico

Firm, flaky white flesh with a mild, sweet flavor; harvest is heavily restricted or banned throughout most of its range due to Vulnerable status. Catch-and-release strongly encouraged.

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.

Mero gigante del Atlántico

The goliath grouper is the largest grouper in the Atlantic Ocean. This massive reef dweller can swallow prey whole and produces a distinctive booming sound by contracting its swim bladder to ward off intruders.