Paragvay (Raraguay), daryoest dar Braziliya va Paragvay, shokhobi rosti daryoi Parana. Tulash 2200 km (az rui malumothoi digar 2500 km); masohati havzaash 1150 hazor km2. Az qismi shimolu garbii pahnkuhi Braziliya ogoz yofta, ba samti J. jori meshavad, pastkhamii vasei botloqzori Pantanal va qismi pastii Gran-Chakoro burida meguzarad. Bari daryo dar jarayoni miyona 350—1 600 m, poyoni to 1000—1500 m; chuquriash 10—20 m.
Dar mavsimi borongari (oktyabr— aprel) daryo medamad. Sarfi solonai ob dar nazdikii shahri Asunson ba hisobi miyona 2940 m8/son, dar nazdikii rezishgoh qarib 4000 m3/son. Shokhobhoi asosiash: az rost: Rio-Berde, Pilkomabo va Rio-Bermeho. To shahri Korumba kishtigard. Kishtihoi bahri to shahri Asunsoi raftuo mekunand.