An evaluation of the effectiveness of the Gunderboom in protecting waters from bacteria.

Beaches located in the narrow inlet of Long Island Sound frequently contain high concentrations of bacteria. A Gunderboom BPS (Beach Protection System) filter was installed in Harbor Island Park of Mamaroneck Harbor, New York, in 2002 to reduce bacterial levels in the water. Water and sediment collected inside and outside the Gunderboom and other areas within Mamaroneck Harbor (Shore Acres Beach, Guion Creek, and Mamaroneck River) were tested for E.