Atún rojo del Atlántico vs Zebra Danio

Thunnus thynnus comparado con Danio rerio

Taxonomy & Classification

Atributo	Atún rojo del Atlántico	Zebra Danio
Nombre Científico	Thunnus thynnus	Danio rerio
Orden	Scombriformes	Cypriniformes
Familia	Scombridae	Danionidae
Conservation Status	Least Concern	Least Concern

Physical Traits

Atributo	Atún rojo del Atlántico	Zebra Danio
Longitud Máxima	458,0 cm	5,0 cm
Peso Máximo	680,0 kg	0,001 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.	Silver to pale gold body with five continuous horizontal royal-blue stripes running from gill to tail tip, including through the fins; belly silvery-white; fins clear with blue-gold striping.

Habitat & Environment

Atributo	Atún rojo del Atlántico	Zebra Danio
Tipo de Agua	Saltwater	Freshwater
Rango de Profundidad	0-985m	—
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 …	Native to the Ganges and Brahmaputra river basins of Bangladesh, India, Nepal, and Myanmar. Inhabits fast-flowing hill streams, rice paddies, and shallow ponds across the …
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 …	Fast-flowing, clear mountain streams of the Ganges-Brahmaputra region, India and Bangladesh. Clean, well-oxygenated, shallow water with sandy and gravelly substrate (18-26°C). Lab model organism.

Aquarium Suitability

Atributo	Atún rojo del Atlántico	Zebra Danio
Tamaño Mínimo del Acuario	—	40 L
Temperatura	—	18-24
Rango de pH	—	6.0-8.0
Nivel de Cuidado	—	Easy
Temperamento	—	Peaceful

Información de Pesca

Atributo	Atún rojo del Atlántico	Zebra Danio
Pez de Pesca Deportiva	Sí	No
Clasificación de Pelea	10/10	—
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.

Zebra Danio

Not consumed — a hardy ornamental aquarium fish notable for its horizontal blue-silver stripes and active schooling behavior; also a widely used laboratory model organism.

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.

Zebra Danio

The zebrafish is a small cyprinid native to South Asia's freshwater streams. Its distinctive blue-and-gold horizontal stripes and hardy nature make it a popular aquarium fish. It is also the most widely used vertebrate model organism in genetic research.