Truite de mer vs Truite arc-en-ciel

Salmo trutta comparé à Oncorhynchus mykiss

Taxonomy & Classification

Attribut	Truite de mer	Truite arc-en-ciel
Nom scientifique	Salmo trutta	Oncorhynchus mykiss
Ordre	Salmoniformes	Salmoniformes
Famille	Salmonidae	Salmonidae
Conservation Status	Least Concern	Least Concern

Physical Traits

Attribut	Truite de mer	Truite arc-en-ciel
Longueur maximale	140,0 cm	120,0 cm
Poids maximum	20,0 kg	25,4 kg
Couleur	Golden-brown to amber flanks scattered with large black and orange-red spots, each often encircled by a pale halo; belly golden-yellow; adipose fin is orange-tinged; sea-run form is silvery.	Steel-blue to olive-green back with a vivid iridescent pink-to-crimson lateral stripe, flanks densely speckled with small black spots across body and fins.

Habitat & Environment

Attribut	Truite de mer	Truite arc-en-ciel
Type d'eau	Freshwater & Saltwater	Freshwater & Saltwater
Plage de profondeur	0-28m	0-200m
Aire de répartition	Native to Europe and western Asia from Iceland and the British Isles east through Scandinavia, the Alps, and the Caucasus. Anadromous sea trout migrate between …	Native to cold rivers and coastal waters of western North America from Alaska to northern Mexico. Anadromous steelhead run migrate between Pacific coastal rivers and …
Habitat	Rivers, streams, and lakes across Europe, western Asia, and North Africa; widely introduced. Inhabits clear, cold to temperate rivers (8-18°C) over gravel and rock. Anadromous …	Native to cool, clear rivers and streams of western North America; introduced worldwide. Prefers cold, oxygen-rich water (10-18°C) over gravel and cobble at 0-500m elevation. …

Informations sur la pêche

Attribut	Truite de mer	Truite arc-en-ciel
Poisson de pêche sportive	Oui	Oui
Cote de combativité	6/10	6/10
Record du monde	—	—
Teneur en mercure	—	—

Cuisine & Edibility

Truite de mer

Firm, flavorful flesh ranging from cream to pink; moderately fatty with a richer taste than rainbow trout. Excellent pan-fried, baked, or smoked; highly regarded as a European table fish.

Truite arc-en-ciel

Delicate, mildly sweet flesh ranging from white to pink; low to moderate fat. Excellent pan-fried with butter, baked, or smoked; a top-tier freshwater table fish.

Species Overview

Truite de mer

The brown trout is native to European rivers and has been introduced worldwide. Renowned for its wariness and intelligence, it is the ultimate quarry for fly fishers. Larger specimens become nocturnal, feeding primarily on smaller fish.

Truite arc-en-ciel

The rainbow trout is native to cold-water tributaries of the Pacific Ocean in Asia and North America. Widely introduced worldwide, it is prized by anglers for its acrobatic leaps and beautiful coloration.