1. Sea floor image maps showing topography, sun-Illuminated topography, backscatter intensity, ruggedness, slope, and the distribution of boulder ridges and bedrock outcrops in the Stellwagen Bank National Marine Sanctuary region off Boston, Massachusetts Author/Creator: Valentine, Page C. Publication/Creation: [Woods Hole, MA] : U.S. Geological Survey ; Denver, CO : Information Services [distributor], 2005 Resource Type: Map Edition: Version 1.0. Access & Availability: Loading
2. Sea floor topography and backscatter intensity of the Hudson Canyon Region offshore of New York and New Jersey Author/Creator: Geological Survey (U.S.) Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey; Denver, CO : For sale by U.S. Geological Survey, Information Services, 2006 Resource Type: Map Edition: Version 2.0. Access & Availability: Loading