THE MONTHLY VARIATIONS OF DISCHARGE AND EFFECT THAT ON A TOTAL DISSOLVE SUSPENDED AND SALINITY IN SHATT AL-ARAB RIVER (South of Iraq).

Abstract

The aim of this study is to explain the role of the discharge of Shatt Al-Arab River , two water years have been chosen to show this effect (2006 & 2007) to know the Effect of discharge on total dissolve suspended and salinity variations in (Al-Sallow section) which show all river‘s efficacious from dawn stream and up stream .
The results display that the flood discharge is high in comparison with ebb discharge, (T.D.S) and salinity is a high in comparison with last studies, and there was a difference between the phase of flood and ebb, reason of the marine and river sources, another difference(yearly-monthly) in these characteristics because of effect Water Balance from river sources of Shatt Al-Arab River and due to terminate the rule of Ahwar region as a settlement basin of Tigris and Euphrates sediments loads. in addition to that the progress of Salt Wedge procession in Shatt Al-Arab from Arabian Gulf with shortage discharge