Flétan de l'Atlantique vs Requin baleine

Hippoglossus hippoglossus comparé à Rhincodon typus

Taxonomy & Classification

Attribut	Flétan de l'Atlantique	Requin baleine
Nom scientifique	Hippoglossus hippoglossus	Rhincodon typus
Ordre	Perciformes	Orectolobiformes
Famille	Pleuronectidae	Rhincodontidae
Conservation Status	Endangered	Endangered

Physical Traits

Attribut	Flétan de l'Atlantique	Requin baleine
Longueur maximale	470,0 cm	1800,0 cm
Poids maximum	320,0 kg	21500,0 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.	Dark gray to blue-gray back covered with a distinctive checkerboard grid of pale white or cream spots and transverse stripes; belly white; the unique spot pattern is unique to each individual.

Habitat & Environment

Attribut	Flétan de l'Atlantique	Requin baleine
Type d'eau	Saltwater	Saltwater
Plage de profondeur	50-2000m	0-1928m
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 …	Pantropical in open oceanic and coastal waters between 30°N and 35°S. Aggregates seasonally at feeding sites including Ningaloo Reef in Western Australia, the Gulf of …
Habitat	Neritic	Neritic, coral reefs

Informations sur la pêche

Attribut	Flétan de l'Atlantique	Requin baleine
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.

Requin baleine

Endangered species — consumption is strongly discouraged and illegal in many countries. Historically consumed in parts of Asia; now internationally protected under CITES Appendix II.

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.

Requin baleine

The whale shark is the largest living fish species, reaching lengths of up to 18 meters. Despite its enormous size, it is a gentle filter feeder that consumes plankton, fish eggs, and small fish by swimming with its wide mouth open.