Bacalao del Atlántico vs Pez rojo

Gadus morhua comparado con Carassius auratus

Taxonomy & Classification

Atributo	Bacalao del Atlántico	Pez rojo
Nombre Científico	Gadus morhua	Carassius auratus
Orden	Gadiformes	Cypriniformes
Familia	Gadidae	Cyprinidae
Conservation Status	Vulnerable	Least Concern

Physical Traits

Atributo	Bacalao del Atlántico	Pez rojo
Longitud Máxima	200,0 cm	45,0 cm
Peso Máximo	96,0 kg	2,0 kg
Color	Brown to olive-green or grayish back densely speckled with small pale spots; pale lateral line clearly visible; belly white to cream; three distinct dorsal fins and two anal fins are yellowish-tan.	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.

Habitat & Environment

Atributo	Bacalao del Atlántico	Pez rojo
Tipo de Agua	Saltwater	Brackish
Rango de Profundidad	0-600m	0-20m
Distribución Geográfica	North Atlantic from the Labrador Sea and Grand Banks of Newfoundland east to Iceland, Norway, and the Barents Sea. Historically abundant on the Georges and …	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 …
Hábitat	Neritic, estuaries	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 …

Aquarium Suitability

Atributo	Bacalao del Atlántico	Pez rojo
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	Bacalao del Atlántico	Pez rojo
Pez de Pesca Deportiva	Sí	Sí
Clasificación de Pelea	—	—
Récord Mundial	—	—
Nivel de Mercurio	—	—

Cuisine & Edibility

Bacalao del Atlántico

Iconic mild white flesh, low fat, and a flaky texture; the backbone of fish-and-chips and salt cod traditions worldwide. Currently Vulnerable; sustainable sourcing is strongly recommended.

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.

Species Overview

Bacalao del Atlántico

The Atlantic cod is one of the most historically important commercial fish species. Its mild, flaky white flesh has been a staple food in Europe for centuries. Overfishing caused the collapse of the Grand Banks fishery in 1992.

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.