The mullet (Mugil cephalus) is a marine fish of the tribe Mugilidae which body is elongated and slender. This fish is benthopelagic with omnivorous eating habits. The plastics often found among the food that mullet fish consumes. The study was carried out in the waters of Dumai in June 2023, with the aim of knowing the abundance and type of microplastics in the stomachs of mullet. The method us…