Aquatic invertebrates, such as Rotifera (rotifers), Cladocera (water fleas) and Copepoda are frequently eaten too. Oscars also enjoy small fish and take some Amazonian fruits and seeds. In the ...

In nature most feed on aquatic insects, their larvae and snails. The very large ones also take fishes. In aquaria offer Rotifera (rotifers), Cladocera (water fleas) and Copepoda (copepods) with a ...