Pirarucu vs Thon rouge de l'Atlantique
Arapaima gigas comparé à Thunnus thynnus
Taxonomy & Classification
| Attribut | Pirarucu | Thon rouge de l'Atlantique |
|---|---|---|
| Nom scientifique | Arapaima gigas | Thunnus thynnus |
| Ordre | Osteoglossiformes | Scombriformes |
| Famille | Arapaimidae | Scombridae |
| Conservation Status | Data Deficient | Least Concern |
Physical Traits
| Attribut | Pirarucu | Thon rouge de l'Atlantique |
|---|---|---|
| Longueur maximale | 450,0 cm | 458,0 cm |
| Poids maximum | 200,0 kg | 680,0 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. | Dark metallic blue-black back with a bright silvery-white lower belly; upper flanks show iridescent blue and green tones; short yellow finlets have black margins; second dorsal and pectoral fins dark. |
Habitat & Environment
| Attribut | Pirarucu | Thon rouge de l'Atlantique |
|---|---|---|
| Type d'eau | Freshwater | Saltwater |
| Plage de profondeur | — | 0-985m |
| 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 … | North Atlantic Ocean from the Gulf of Mexico and Caribbean north to Norway and Iceland, including the Mediterranean and Black seas. Two spawning populations: western … |
| 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. … | Open ocean in the Atlantic, Mediterranean, and Black Sea. Highly migratory, ranging from temperate to subtropical surface waters (0-100m, optimum 15-25°C). Aggregates seasonally to feed … |
Informations sur la pêche
| Attribut | Pirarucu | Thon rouge de l'Atlantique |
|---|---|---|
| Poisson de pêche sportive | Oui | Oui |
| Cote de combativité | 10/10 | 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.
Thon rouge de l'Atlantique
The pinnacle of raw fish dining — intensely rich, fatty tuna-o-toro with deep red color and buttery, umami-forward flavor. Commands the highest prices globally in Japanese sushi markets.
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.
Thon rouge de l'Atlantique
The Atlantic bluefin tuna is one of the largest bony fish, capable of crossing the Atlantic in under 60 days. A single specimen has sold for over $3 million at Tokyo's fish market. It can maintain a body temperature above the surrounding water.