Abstract
Among the species of natural environment explored economically in Brazil we can highlight the pintado (Pseudoplatystoma corruscans (Spix & Agassiz, 1829) and cachara (Pseudoplatystoma reticulatum (Eigenmann & Eigenmann, 1889) to be a fish with high quality of meet, low fat and no intramuscular bones. However fish from natural environment and fish farm can be hosting of several parasites, …