[1]: p.9 This total area constitutes approximately 0.4% of the land mass in the United States.
[1]: p.11, 25 The waters of the Delaware River's basin are used to sustain "fishing, transportation, power, cooling, recreation, and other industrial and residential purposes.
[1]: p.11 The average annual flow rate of the Delaware is 11,700 cubic feet per second at Trenton, New Jersey.
From New Jersey, the Big Flatbrook, Pequest, Musconetcong, and Maurice rivers, plus Oldmans, Raccoon and Rancocas creeks, flow into the Delaware.
The bay, as an estuary, forms a transitional zone between the river environment provided by the Delaware River and maritime environment of the Atlantic Ocean that is subject to both marine influences, such as tides, waves, and the influx of saline water; and riverine influences, such as flows of fresh water and sediment.