Pez rojo vs Mero gigante del Atlántico

Carassius auratus comparado con Epinephelus itajara

Taxonomy & Classification

Atributo	Pez rojo	Mero gigante del Atlántico
Nombre Científico	Carassius auratus	Epinephelus itajara
Orden	Cypriniformes	Perciformes
Familia	Cyprinidae	Serranidae
Conservation Status	Least Concern	Vulnerable

Physical Traits

Atributo	Pez rojo	Mero gigante del Atlántico
Longitud Máxima	45,0 cm	250,0 cm
Peso Máximo	2,0 kg	363,0 kg
Color	Brilliant orange to deep golden-yellow body with a metallic sheen across all scales; domesticated forms range from white, yellow, and red to black and calico bicolor combinations.	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	Pez rojo	Mero gigante del Atlántico
Tipo de Agua	Brackish	Saltwater
Rango de Profundidad	0-20m	0-100m
Distribución Geográfica	Originates from rivers and lakes of eastern China and possibly Korea; domesticated for over 1,000 years. Wild relatives inhabit slow rivers, ponds, and slightly brackish …	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	Ponds, lakes, slow rivers across East Asia; introduced worldwide. Tolerates wide temperature range (10-30°C) and turbid water. Prefers shallow, vegetated areas with soft substrates. Domestic …	Neritic, coral reefs, estuaries

Aquarium Suitability

Atributo	Pez rojo	Mero gigante del Atlántico
Tamaño Mínimo del Acuario	150 L	—
Temperatura	10-24	—
Rango de pH	6.0-8.0	—
Nivel de Cuidado	Easy	—
Temperamento	Peaceful	—

Información de Pesca

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

Cuisine & Edibility

Pez rojo

Not consumed — a classic ornamental aquarium and pond fish; its vivid color and hardy nature make it one of the world's most popular decorative species.

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

Pez rojo

The goldfish was one of the first fish to be domesticated, with selective breeding in China dating back over 1,000 years. Despite common misconceptions, goldfish can live 10-15 years with proper care and require far more space than a small bowl.

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.