The Is¸ ıklı station is the site where the river rises, and there are relatively fewer agricultural activities around the lake. However, some streams run into the lake,and they may bring contaminants from other locations. The Sarayköy station emerges as a continuously developing in dustrial area; however, intensive agriculture also takes place here. The most intens eagriculture takes place at the Söke plateau.
The mean body lengths of carp were 31. 3±6. 6 cm (n = 25). Upon catching the fish, livers were rapidly dissected and immediately frozen in liquid nitrogen to prevent mRNA degradation.