Oscar vs Peixe-leão-vermelho

Astronotus ocellatus comparado com Pterois volitans

Taxonomy & Classification

Atributo	Oscar	Peixe-leão-vermelho
Nome Científico	Astronotus ocellatus	Pterois volitans
Ordem	Cichliformes	Scorpaeniformes
Família	Cichlidae	Scorpaenidae
Conservation Status	Least Concern	Least Concern

Physical Traits

Atributo	Oscar	Peixe-leão-vermelho
Comprimento Máximo	45,0 cm	38,0 cm
Peso Máximo	1,6 kg	1,1 kg
Cor	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.	White to cream body with alternating bold reddish-brown and white vertical bands; fan-like pectoral fins are banded with red-brown and white spots; long dorsal spines are striped and venomous.

Habitat & Environment

Atributo	Oscar	Peixe-leão-vermelho
Tipo de Água	Freshwater	Saltwater
Faixa de Profundidade	—	2-55m
Distribuição Geográfica	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 …	Native to the Indo-Pacific from East Africa and the Red Sea to southern Japan, Australia, and the Marquesas. Invasive in the western Atlantic and Caribbean …
Habitat	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 …	Neritic, coral reefs

Aquarium Suitability

Atributo	Oscar	Peixe-leão-vermelho
Tamanho Mínimo do Aquário	280 L	—
Temperatura	22-25	—
Faixa de pH	6.0-8.0	—
Nível de Cuidado	Moderate	—
Temperamento	Aggressive	—

Informações de Pesca

Atributo	Oscar	Peixe-leão-vermelho
Peixe Esportivo	Sim	Não
Classificação de Resistência	—	—
Recorde Mundial	—	—
Nível de Mercúrio	—	—

Cuisine & Edibility

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.

Peixe-leão-vermelho

Sweet, buttery white flesh once spines are safely removed; increasingly promoted as a sustainable food source in Atlantic waters where it is an invasive species.

Species Overview

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.

Peixe-leão-vermelho

The red lionfish is a venomous coral reef fish native to the Indo-Pacific. Its ornate, striped body and fan-like pectoral fins make it popular in aquariums, but it has become a destructive invasive species in the western Atlantic and Caribbean.