The main rivers that form the city 's watershed are : Atuba River , Belém River , Barigüi River , Passaúna River , Ribeirão dos Padilhas and the Iguaçu River , all with characteristics of dendritic drainage .
The main rivers that form the watershed of the city are : Atuba River , Belém River , Barigüi River , Passaúna River , Ribeirão dos Padilhas and the Iguaçu River , all with characteristics of dendritic drainage .