Benha Vet. Med. J., Special Issue, Feb., 2009 Microbiological Quality of Chicken Carcasses at Modern Poultry Plant Fahim, A. Shaltout Food Control Department, Faculty of Veterinary Medicine, Benha University. Emai): fahimshaltout@hotmail.com Abstract A lotal number of one hundred chickens at modern poultry plant were examined for microbiological evaluation, the mean values of Aerobic Plate Count /cm2 chicken at arrival to the plant; slaughtering, giblets, packaging, and receiving for saling were 2.4x10°, 1.5x10°, 5.7xl05, 4.9xl04, and 3.8xl04 CFU/cm2, respectively, the mean values of total coliform count/ cm2 chicken at arrival to the plant , slaughtering , giblets, packaging , and receiving for saling were 1.1 xlO5, 8.9 xlO4, 6.1 xlO4, 2.4 x!03,and 2.5 xlO3 CFU/cm2 , respectively and the total E.coli count/cm2 chicken at arrival to the plant . slaughtering , giblets, packaging , and receiving for saling were 1.2 xlO4, 9.1 xlO3, 90 xlO2, 2.1 x!02,and 2.0 xlO2 CFU /cm2 , respectively. The mean values of total Strept<icoccal count /cm2 of chicken at arrival to the plant , slaughtering , giblets, packaging , and receiving for saling were 1.2 xlO2, S.lxlO2, 1.2xl02, -,and - CFU/cm2, respectively and total Staphylococcal counts were 8.1 xlO2, 2.1 xlO2, 2.0 xlO2, 4.-,and -CFU/cm2 , respectively. Salmonella spp., Clostridium perfringens and fungi could not be detected in the examined samples. The public health significance of the isolated bacteria was discussed.