Broadkill and Matunuck are mineral soils which occur in adjacent or back bay tidal marshes. Pawcatuck, Transquaking, and Westbrook soils are organic soils which occur in adjacent or back bay tidal marshes. All of these soils are flooded daily by tidal action. Runoff is very slow to slow. Permeability is very rapid.
Flooding is occasional for very brief periods, mainly during coastal storm events.
Some areas are cleared and managed to maintain an adequate dune line for protection and for recreational purposes. Most areas are in a natural vegetated condition for wildlife. Native vegetation includes American beachgrass, sea rocket, seaside goldenrod, bayberry, salt myrtle, and shore juniper. The mid-Atlantic shoreline and coastal barrier islands of Maryland, Delaware, and New Jersey. This series is of small extent.