Pirarucu vs Hareng de l'Atlantique

Arapaima gigas comparé à Clupea harengus

Taxonomy & Classification

Attribut	Pirarucu	Hareng de l'Atlantique
Nom scientifique	Arapaima gigas	Clupea harengus
Ordre	Osteoglossiformes	Perciformes
Famille	Arapaimidae	Clupeidae
Conservation Status	Data Deficient	Least Concern

Physical Traits

Attribut	Pirarucu	Hareng de l'Atlantique
Longueur maximale	450,0 cm	45,0 cm
Poids maximum	200,0 kg	1,1 kg
Couleur	Dark olive-gray to grayish-black back with large scales that become vivid red-orange with black borders on the posterior flanks; belly pale cream; caudal fin reddish and rounded.	Deep blue-green to teal back with brilliant iridescent silver flanks and white belly; no spots or bars; scales shed easily; fins are translucent to pale; single dorsal fin positioned mid-body.

Habitat & Environment

Attribut	Pirarucu	Hareng de l'Atlantique
Type d'eau	Freshwater	Saltwater
Plage de profondeur	—	0-364m
Aire de répartition	Restricted to the Amazon River basin in Brazil, Peru, Guyana, and Bolivia. Inhabits flooded várzea lakes, oxbows, and large river channels; surfaces frequently to breathe …	Northern North Atlantic and adjacent Arctic seas, from the eastern seaboard of Canada to Iceland, the North Sea, Baltic Sea, and Barents Sea. Forms massive …
Habitat	Floodplain lakes (várzea) and large river channels of the Amazon basin. Slow-moving, shallow, warm freshwater (26-30°C). An obligate air-breather; rises to surface to gulp air. …	Pelagic, open ocean in the North Atlantic, from Arctic to subtropical latitudes. Highly migratory, schooling in surface to mid-water depths (0-200m). Undertakes large seasonal migrations. …

Informations sur la pêche

Attribut	Pirarucu	Hareng de l'Atlantique
Poisson de pêche sportive	Oui	Oui
Cote de combativité	10/10	—
Record du monde	—	—
Teneur en mercure	—	—

Cuisine & Edibility

Pirarucu

Large, firm white fillets with a mild, clean flavor and low fat; historically a staple protein in Amazonian communities. Often salted and dried; sustainable harvest is tightly regulated.

Hareng de l'Atlantique

Soft, oily flesh with a rich, pronounced flavor and high omega-3 content. Culturally essential across Northern Europe — pickled, smoked, salted, or prepared as Bismarck herring or rollmops.

Species Overview

Pirarucu

The arapaima is one of the largest freshwater fish in the world, reaching up to 4.5 meters. An obligate air-breather, it must surface every 10-20 minutes to gulp air. Its tongue is bony and used to crush prey against the roof of its mouth.

Hareng de l'Atlantique

The Atlantic herring is one of the most abundant fish species on Earth, forming massive schools of billions of individuals. It has played a crucial role in European history, fueling trade routes and even wars.