Map shows mud flats, line of mud flats, and shore lines. U.S. Govt. Dike, centers of the New Jersey channel, the Penn. Channel, and the exterior wharf line. Map includes two additional paper copies.PDFhttps://doi.org/doi:10.7282/T3W09960engPublicPettys Island to Fishers PointMapsUnited States--Delaware RiverNew Jersey--Camden CountyNew JerseyRutgers University-New Brunswick