Pisces, Siluriformes, Ictaluridae, <i>Ictalurus punctatus</i> (Rafinesque, 1818): First record in middle Paranapanema river reservoir, aquaculture and exotic species dispersion.

Abstract

This is the first report of Ictalurus punctatus in the middle Paranapanema river basin; the occurrence of thisspecies may be associated with the expansion of pisciculture in cage farms in the Brazilian territory as a whole.