Human sewage also contain bacteria and pathogens that contaminate the coastal areas by accumulating on shores and beaches. This might even enter the food chain or spread diseases like cholera, typhoid, or other dangerous diseases. One more source of pathogens is the water used to wash livestock that is disposed into the sea. This water contains high level of germs and bacteria.Also, ocean organisms like mussels, oysters and clams that are consumed as food have a tendency of concentrating pathogens in their gut. Consumption of these foods will increase the possibility of food poisoning, creating possible health risks to many people around the world.
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