5-m interval contours of smoothed multibeam bathymetry in western Massachusetts Bay map Quadrangles 1-3 (WMB_5MCTR.SHP)

• Main Authors: Bradford Butman, Tammie J. Middleton
• Format: Dataset
• Language: unknown
• Published: USGS Science Data Catalog 2007
• Subjects: contour; 5-meter contour; USGS Map I-2731; USGS Map I-2732; USGS Map I-2733; western Massachusetts Bay Quadrangle 1; western Massachusetts Bay Quadrangle 2; western Massachusetts Bay Quadrangle 3; sea floor; sea floor mapping; polyline shapefile; Woods Hole Science Center; WHSC; Coastal and Marine Geology Program; CMGP; U.S. Geological Survey; USGS; oceans; elevation; Massachusetts Bay; western Massachusetts Bay; Boston; Gloucester; Massachusetts; Stellwagen Basin; MWRA ocean outfall; MWRA; Gulf of Maine; United States; North Atlantic Ocean; Quadrangle; North Atlantic
• Online Access: https://search.dataone.org/view/8f20cfdb-39d1-45bb-ab39-977e23551359

The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea EM 1000 Multibeam Echo Sounder on the Frederick G. Creed on four cruises conducted between 1994 and 1998. The mapping was conducted in...