Flétan de l'Atlantique vs Mérou géant de l'Atlantique

Hippoglossus hippoglossus comparé à Epinephelus itajara

Taxonomy & Classification

Attribut	Flétan de l'Atlantique	Mérou géant de l'Atlantique
Nom scientifique	Hippoglossus hippoglossus	Epinephelus itajara
Ordre	Perciformes	Perciformes
Famille	Pleuronectidae	Serranidae
Conservation Status	Endangered	Vulnerable

Physical Traits

Attribut	Flétan de l'Atlantique	Mérou géant de l'Atlantique
Longueur maximale	470,0 cm	250,0 cm
Poids maximum	320,0 kg	363,0 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.	Yellow-brown to olive-green body densely covered with small dark brown spots and irregular blotches; 3–4 faint pale vertical bands on the flanks; juveniles show bolder contrasting yellow and black stripes.

Habitat & Environment

Attribut	Flétan de l'Atlantique	Mérou géant de l'Atlantique
Type d'eau	Saltwater	Saltwater
Plage de profondeur	50-2000m	0-100m
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 …	Tropical western Atlantic from Florida and the Gulf of Mexico through the Caribbean Sea to Brazil, and eastern Pacific from the Gulf of California to …
Habitat	Neritic	Neritic, coral reefs, estuaries

Informations sur la pêche

Attribut	Flétan de l'Atlantique	Mérou géant de l'Atlantique
Poisson de pêche sportive	Oui	Oui
Cote de combativité	7/10	9/10
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.

Mérou géant de l'Atlantique

Firm, flaky white flesh with a mild, sweet flavor; harvest is heavily restricted or banned throughout most of its range due to Vulnerable status. Catch-and-release strongly encouraged.

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.

Mérou géant de l'Atlantique

The goliath grouper is the largest grouper in the Atlantic Ocean. This massive reef dweller can swallow prey whole and produces a distinctive booming sound by contracting its swim bladder to ward off intruders.