Thon rouge de l'Atlantique vs Poisson tête de serpent

Thunnus thynnus comparé à Channa argus

Taxonomy & Classification

Attribut	Thon rouge de l'Atlantique	Poisson tête de serpent
Nom scientifique	Thunnus thynnus	Channa argus
Ordre	Scombriformes	Perciformes
Famille	Scombridae	Channidae
Conservation Status	Least Concern	Least Concern

Physical Traits

Attribut	Thon rouge de l'Atlantique	Poisson tête de serpent
Longueur maximale	458,0 cm	150,0 cm
Poids maximum	680,0 kg	8,0 kg
Couleur	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.	Tawny-brown to pale golden-brown body with irregular dark brown to black blotches and saddles creating a cryptic camouflage pattern; belly is pale cream; long dorsal fin is mottled dark brown.

Habitat & Environment

Attribut	Thon rouge de l'Atlantique	Poisson tête de serpent
Type d'eau	Saltwater	Freshwater
Plage de profondeur	0-985m	—
Aire de répartition	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 river basins of China, Korea, and far-eastern Russia including the Amur River system. Introduced and now invasive in parts of the eastern United …
Habitat	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 …	Rivers, lakes, and ponds of East Asia (China, Korea, Russia); invasive in North America. Tolerates oxygen-poor water (15-30°C); can breathe air. Inhabits densely vegetated shallows …

Informations sur la pêche

Attribut	Thon rouge de l'Atlantique	Poisson tête de serpent
Poisson de pêche sportive	Oui	Oui
Cote de combativité	10/10	7/10
Record du monde	—	—
Teneur en mercure	—	—

Cuisine & Edibility

Thon rouge de l'Atlantique

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.

Poisson tête de serpent

Firm, white flesh with a mild flavor and low fat; valued in Asian cuisines, especially in soups and steamed preparations. An invasive species in North America where removal is encouraged.

Species Overview

Thon rouge de l'Atlantique

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.

Poisson tête de serpent

The northern snakehead is an aggressive freshwater predator native to East Asia. It can breathe air and survive out of water for several days. Considered a destructive invasive species in North America, it provides exciting catch opportunities.