Flétan de l'Atlantique vs Esturgeon commun

Hippoglossus hippoglossus comparé à Acipenser sturio

Taxonomy & Classification

Attribut	Flétan de l'Atlantique	Esturgeon commun
Nom scientifique	Hippoglossus hippoglossus	Acipenser sturio
Ordre	Perciformes	Perciformes
Famille	Pleuronectidae	Acipenseridae
Conservation Status	Endangered	Critically Endangered

Physical Traits

Attribut	Flétan de l'Atlantique	Esturgeon commun
Longueur maximale	470,0 cm	600,0 cm
Poids maximum	320,0 kg	400,0 kg
Couleur	Eyed side is olive-brown to dark greenish-brown with mottled paler blotches providing camouflage; blind underside is pure white; lateral line distinctly arched over the pectoral fin.	Gray-brown to dark brownish-black back with 5 rows of bony scutes that are yellowish-white; sides pale grayish-brown to whitish; belly creamy-white; thick armored body with a shark-like heterocercal tail.

Habitat & Environment

Attribut	Flétan de l'Atlantique	Esturgeon commun
Type d'eau	Saltwater	Freshwater & Saltwater
Plage de profondeur	50-2000m	4-93m
Aire de répartition	North Atlantic from Labrador and Greenland east to Iceland, Norway, the Barents Sea, and the British Isles. Found on sandy and gravel bottoms at depths …	Historically ranged across European coastal waters from the North Sea and Baltic to the Mediterranean and Black seas, spawning in major rivers like the Rhine, …
Habitat	Neritic	Neritic, estuaries

Informations sur la pêche

Attribut	Flétan de l'Atlantique	Esturgeon commun
Poisson de pêche sportive	Oui	Non
Cote de combativité	7/10	—
Record du monde	—	—
Teneur en mercure	—	—

Cuisine & Edibility

Flétan de l'Atlantique

Firm, meaty white flesh with a mild, sweet flavor and very low fat. Endangered status — sustainable sourcing essential; superb pan-seared, poached in butter, or roasted with aromatics.

Esturgeon commun

Critically Endangered — consumption is illegal throughout its range. Historically prized for its delicate flesh and black caviar; now one of the world's most threatened fish species.

Species Overview

Flétan de l'Atlantique

The Atlantic halibut is the largest flatfish in the world, capable of exceeding 300 kg. Both eyes are on the right side of its body. It is a slow-growing, long-lived species that has suffered severe overfishing.

Esturgeon commun

The European sturgeon is a critically endangered anadromous fish that can live over 100 years. Once abundant in European rivers, it is now restricted to a small population in the Gironde estuary. Its eggs are harvested as beluga-grade caviar.