The Lower Marsh is often submerged under saltwater, and supports the growth of organisms adapted to high salinity and lots of moisture. Here larger animals live in the safety of the tall grasses called cordgrass. The High Marsh is a drier area, where plants tolerate lower salt concentrations. The high marsh changes with the tides. When the tide is high the water covers most of the land. When the tide is low animals hide in the protection of the grasses and some dig

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