Dez River

{{redirect|Coprates|the valley on Mars|Coprates Chasma}}

{{Infobox river

| name = Dez

| image = Dez Dam.jpg

| image_size = 150px

| image_alt =

| image_caption = Dez Dam in Dezful city

| map = {{maplink|frame=yes|frame-align=left|type=line|id=Q1207296|text=Interactive Map}}

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| mouth_location = dez River

| subdivision_type1 = Country

| subdivision_name1 = Iran

| progression =

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File:Karun river basin.png]]

The Dez ({{langx|fa|دز}}), the ancient CopratesEdward Anson, Eumenes of Cardia: A Greek among Macedonians (Brill Academic Publishers, 2004), p. 166. ({{IPAc-en|'|k|ɒ|p|r|ə|t|i:|z}};James Knowles (1835) A Pronouncing and Explanatory Dictionary of the English Language {{langx|el|Κοπράτης}} or Κοπράτας), is a river in Iran. This 400 km long river is a tributary of the Karun River. It is the site of the Dez Dam.

File:DezReservoir-June2016.jpg, Khuzestan]]

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