Fish, Sorocaba river sub-basin, state of S o Paulo, Brazil.

In this paper we present a list of the fish fauna of Sorocaba river sub-basin. Fish were caught with gillnets,sieves and pu ás, a sort of funnel net. We listed 71 species, distributed in 7 orders, 22 families and 50 genera.Characiformes are represented by 39 species, Siluriformes 21, Perciformes 4, Gymnotiformes 3, Cyprinodontiformes 2,and Synbranchiformes and Cypriniformes by a single species each. Five species are alien. Nine species remain as anindefinite taxonomical status.