Preto River (Itaúnas River)

Preto River
Location of the mouth
Native name	Rio Preto
Country	Brazil
Basin features
Main source	Espírito Santo state
River mouth	18°22′46″S 39°47′38″W / 18.379555°S 39.793975°W / -18.379555; -39.793975Coordinates: 18°22′46″S 39°47′38″W / 18.379555°S 39.793975°W / -18.379555; -39.793975
River system	Itaúnas River

The Preto River (Itaúnas River) is a river of Espírito Santo state in eastern Brazil. The river flows through the Rio Preto National Forest. It is a tributary of the Itaúnas River.