“…was collected from Kafr El-Zayat region, which is characterized by the presence of high level of contamination because of factories sewage. This agrees with (Austin B & Austin D 1999) who reported that most of the microorganisms in fish tissue are thought to result from the surface, gills, or intestinal contamination, where microorganisms are adsorbed on the surfaces of the fish and found in their intestinal contents and muscle. Therefore, the initial microbial flora on the caught fish is dependent upon the contamination of the water, bottom sediment from the area of catch and the food entering the digestive tract.…”