Difference between a swamp and a marsh is the type of plants. Swamps are to forests what marshes are to prairie. You might be thinking of the difference betwe

Difference between a swamp and a marsh is the type of plants. Swamps are to forests what marshes are to prairie. You might be thinking of the difference between fens and bogs which ph is a distinguishing characteristic. https://www.epa.gov/wetlands/wetlands-classification-and-types#marshes https://www.epa.gov/wetlands/wetlands-classification-and-typ...