In this study, a thermal imaging system is presented for the identification and filtering of fertilized eggs. The system can detect the temperature of the target from the infrared image. The Sobel operator was employed to seek the outline of the eggs. Fuzzy In this study, a thermal imaging system is presented for the identification and filtering of fertilized eggs. The system can detect the temperature of the target from the infrared image. The Sobel operator was employed to seek the outline of the eggs. Fuzzy