Arenque del Atlántico vs Pez rojo

Clupea harengus comparado con Carassius auratus

Taxonomy & Classification

Atributo	Arenque del Atlántico	Pez rojo
Nombre Científico	Clupea harengus	Carassius auratus
Orden	Perciformes	Cypriniformes
Familia	Clupeidae	Cyprinidae
Conservation Status	Least Concern	Least Concern

Physical Traits

Atributo	Arenque del Atlántico	Pez rojo
Longitud Máxima	45,0 cm	45,0 cm
Peso Máximo	1,1 kg	2,0 kg
Color	Deep blue-green to teal back with brilliant iridescent silver flanks and white belly; no spots or bars; scales shed easily; fins are translucent to pale; single dorsal fin positioned mid-body.	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	Arenque del Atlántico	Pez rojo
Tipo de Agua	Saltwater	Brackish
Rango de Profundidad	0-364m	0-20m
Distribución Geográfica	Northern North Atlantic and adjacent Arctic seas, from the eastern seaboard of Canada to Iceland, the North Sea, Baltic Sea, and Barents Sea. Forms massive …	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	Pelagic, open ocean in the North Atlantic, from Arctic to subtropical latitudes. Highly migratory, schooling in surface to mid-water depths (0-200m). Undertakes large seasonal migrations. …	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	Arenque 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	Arenque del Atlántico	Pez rojo
Pez de Pesca Deportiva	Sí	Sí
Clasificación de Pelea	—	—
Récord Mundial	—	—
Nivel de Mercurio	—	—

Cuisine & Edibility

Arenque del Atlántico

Soft, oily flesh with a rich, pronounced flavor and high omega-3 content. Culturally essential across Northern Europe — pickled, smoked, salted, or prepared as Bismarck herring or rollmops.

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

Arenque del Atlántico

The Atlantic herring is one of the most abundant fish species on Earth, forming massive schools of billions of individuals. It has played a crucial role in European history, fueling trade routes and even wars.

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.