Fish samples were collected from two fish hatcheries:
Manahel Hatchery (Mh) located on Musaiab sector –Babel
governorate (32°51'N, 44°19'E), water supply from Euphrates
and Wahda Hatchery (Wh) Located at Suwaera sector–Wasit
governorate (33°60'N, 44°47'E), water supply from Tigris,
middle part of Iraq during the period from January 2010 till
the end of July 2010.