Grand requin blanc vs Oscar

Carcharodon carcharias comparé à Astronotus ocellatus

Taxonomy & Classification

Attribut	Grand requin blanc	Oscar
Nom scientifique	Carcharodon carcharias	Astronotus ocellatus
Ordre	Lamniformes	Cichliformes
Famille	Lamnidae	Cichlidae
Conservation Status	Vulnerable	Least Concern

Physical Traits

Attribut	Grand requin blanc	Oscar
Longueur maximale	600,0 cm	45,0 cm
Poids maximum	1905,0 kg	1,6 kg
Couleur	Classic countershaded coloration: slate-gray to charcoal-brown dorsal surface with a sharply defined boundary to a pure white ventral surface; pectoral fin tips dusky to black.	Dark olive-brown to blackish body with irregular wavy orange-red markings forming a marbled or reticulated pattern; prominent black ocellus with orange ring at the upper tail base.

Habitat & Environment

Attribut	Grand requin blanc	Oscar
Type d'eau	Saltwater	Freshwater
Plage de profondeur	0-1280m	—
Aire de répartition	Cosmopolitan in cool to warm coastal and offshore waters of all major oceans. Key aggregation sites include South Africa, California, South Australia, and New Zealand. …	Native to the Amazon and Orinoco river basins in South America, including Peru, Colombia, and Brazil. Inhabits slow, deep, turbid rivers, flooded forests, and large …
Habitat	Neritic, estuaries	Slow-moving rivers and floodplains of the Amazon and Orinoco basins, South America. Warm, murky water (22-28°C, pH 6-8). Inhabits areas with submerged logs and dense …

Aquarium Suitability

Attribut	Grand requin blanc	Oscar
Taille minimale de l'aquarium	—	280 L
Température	—	22-25
Plage de pH	—	6.0-8.0
Niveau d'entretien	—	Moderate
Tempérament	—	Aggressive

Informations sur la pêche

Attribut	Grand requin blanc	Oscar
Poisson de pêche sportive	Oui	Oui
Cote de combativité	—	—
Record du monde	—	—
Teneur en mercure	—	—

Cuisine & Edibility

Grand requin blanc

Edible but rarely consumed; flesh requires careful handling to remove ammonia. Consumption is strongly discouraged — this species is Vulnerable and protected in many jurisdictions.

Oscar

Not consumed — popular ornamental cichlid kept for its bold patterning and personality; occasionally eaten in parts of South America but primarily an aquarium species.

Species Overview

Grand requin blanc

The great white shark is the world's largest predatory fish. Found in coastal surface waters of all major oceans, it can detect a single drop of blood in 100 liters of water. Despite its fearsome reputation, attacks on humans are rare.

Oscar

The oscar is a large, intelligent cichlid native to the Amazon basin. Known for its dog-like personality, it can recognize its owner and may beg for food. Oscars rearrange their tank decor and require spacious aquariums with robust filtration.