Poisson rouge(=Cyprin doré) vs Espadon

Carassius auratus comparé à Xiphias gladius

Taxonomy & Classification

Attribut	Poisson rouge(=Cyprin doré)	Espadon
Nom scientifique	Carassius auratus	Xiphias gladius
Ordre	Cypriniformes	Istiophoriformes
Famille	Cyprinidae	Xiphiidae
Conservation Status	Least Concern	Least Concern

Physical Traits

Attribut	Poisson rouge(=Cyprin doré)	Espadon
Longueur maximale	45,0 cm	455,0 cm
Poids maximum	2,0 kg	650,0 kg
Couleur	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.	Dark brown to blackish-purple back contrasting sharply with a pale cream-white belly; sides are dull bronze-brown; large crescent-shaped tail fin is dark; skin scaleless and leathery.

Habitat & Environment

Attribut	Poisson rouge(=Cyprin doré)	Espadon
Type d'eau	Brackish	Saltwater
Plage de profondeur	0-20m	0-2878m
Aire de répartition	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 …	Cosmopolitan in temperate and tropical oceans worldwide, including the Mediterranean Sea, Atlantic, Indian, and Pacific oceans. Makes deep vertical migrations between surface feeding and depths …
Habitat	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 …	Oceanic and neritic zones worldwide in temperate and tropical seas; surface to 650m. Highly migratory, following prey into cold, productive upwelling zones. Rarely found near …

Aquarium Suitability

Attribut	Poisson rouge(=Cyprin doré)	Espadon
Taille minimale de l'aquarium	150 L	—
Température	10-24	—
Plage de pH	6.0-8.0	—
Niveau d'entretien	Easy	—
Tempérament	Peaceful	—

Informations sur la pêche

Attribut	Poisson rouge(=Cyprin doré)	Espadon
Poisson de pêche sportive	Oui	Oui
Cote de combativité	—	9/10
Record du monde	—	—
Teneur en mercure	—	—

Cuisine & Edibility

Poisson rouge(=Cyprin doré)

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.

Espadon

Dense, meaty flesh with a mild, slightly sweet flavor; moderate fat and steak-like texture. Ideal for grilling, broiling, or searing; pairs well with lemon-herb or citrus salsas.

Species Overview

Poisson rouge(=Cyprin doré)

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.

Espadon

The swordfish is a highly migratory pelagic predator recognized by its long, flat, pointed bill. It can dive to depths exceeding 2,800 meters and possesses a specialized organ that heats its eyes and brain for improved vision in cold, deep water.