| Arrecifes River | |
|---|---|
| Mouth | Paraná River (Río Paraná de las Palmas) |
| Basin countries | Argentina |
The Arrecifes River (Spanish Río Arrecifes[1]) is a river of Argentina. It is a tributary of the Paraná River. It flows into the Paraná Delta area and joins the Paraná de las Palmas distributary of the Paraná River.[2]