U.S. DEPARTMENT OF THE INTERIOR Prepared in cooperation with the GEOLOGIC INVESTIGATIONS SERIES U.S. GEOLOGICAL SURVEY NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION MAP I-2698-A 69o 03' W 69o 02' W 69o 01' W 69o 00' W 68o 59' W 68o 58' W 68o 57' W 68o 56' W 68o 55' W 68o 54' W 68o 53' W 68o 52' W 68o 51' W 68o 50' W 68o 49' W 68o 48' W o 80 55 o 41 01' N 8 70 5 41 01' N 80 7 65 65 5 0 7 70 80 80 8 5 5 60 55 85 7 70 60 5 65 7 8 5 70 5 5 75 7 75 65 80 7 70 60 0 60 80 8 65 60 80 80 60 85 70 70 90 7 75 80 65 5 60 60 60 80 80 70 80 85 70 85 85 70 5 65 80 80 7 65 70 60 0 0 8 8 65 8 0 75 60 75 75 75 70 70 75 65 70 60 65 65 75 70 80 85 75 70 85 85 80 0 8 75 60 65 8 0 70 80 5 70 60 85 7 60 75 65 65 0 65 80 8 75 0 0 75 65 80 8 8 60 70 70 65 85 80 80 70 70 70 65 75 70 75 75 0 80 8 70 70 41o 00' N 80 75 70 41o 00' N 70 75 60 80 8 5 60 0 7 65 70 80 75 8 0 65 75 65 70 70 65 65 60 65 60 70 65 85 0 75 8 85 65 65 0 70 8 80 70 75 0 8 0 60 75 80 80 8 5 7 70 65 80 75 70 65 65 80 80 70 70 65 80 70 70 70 80 80 65 85 5 70 8 7 70 70 65 0 70 75 70 70 65 80 75 0 70 65 75 8 70 65 65 75 85 80 65 70 75 65 80 70 65 75 80 75 70 75 70 80 80 5 75 70 80 75 7 7 70 5 65 75 75 80 5 0 70 7 o 40o 59' N 70 8 70 40 59' N 80 75 65 5 7 70 70 65 80 70 85 5 75 75 7 70 80 85 70 80 0 70 60 70 0 8 8 75 65 70 75 70 70 75 7 80 0 75 5 70 8 60 80 80 70 65 75 7 75 80 75 5 65 75 75 65 80 5 7 70 70 65 75 80 85 75 70 8 75 70 75 0 70 60 80 0 80 80 8 70 80 0 8 85 70 0 0 70 75 8 7 70 65 70 70 65 7 80 5 75 5 7 70 70 70 65 75 80 65 65 70 55 80 80 8 75 70 0 75 5 75 70 7 75 70 80 8 70 70 0 8 85 80 0 75 75 5 65 8 65 7 0 70 0 70 8 8 75 70 0 70 80 80 70 o 75 75 70 o 40 58' N 70 40 58' N 85 70 75 80 75 75 70 70 0 75 75 8 80 80 75 75 70 80 65 65 60 75 85 80 70 70 70 65 7 80 5 75 65 70 5 80 75 80 7 75 70 85 85 75 70 75 75 70 5 70 5 7 80 75 80 80 7 65 70 75 80 90 80 5 70 7 85 65 70 70 75 70 70 75 80 70 65 65 85 65 85 75 5 80 75 7 80 80 5 5 65 7 75 7 0 8 70 70 70 60 75 80 70 7 75 5 70 0 5 70 65 0 8 7 70 65 70 8 70 75 70 75 75 70 75 75 65 65 70 85 75 80 0 75 8 70 75 65 80 70 o 75 55 70 o 40 57' N 65 85 80 65 40 57' N 70 70 70 5 70 75 65 7 65 75 80 80 80 75 70 85 70 70 80 80 75 70 7 80 5 75 0 65 8 65 75 7 65 5 70 70 80 85 70 6 0 65 0 70 85 80 8 70 60 75 85 80 80 75 70 70 8 70 70 75 0 70 70 8 70 0 70 75 0 65 6 80 70 70 70 80 5 75 80 7 80 85 70 8 8 70 0 0 0 75 65 6 65 7 70 75 80 85 70 5 65 70 0 5 8 80 7 75 75 75 75 80 65 75 70 70 70 8 85 85 70 65 75 0 5 8 70 75 85 70 85 70 5 0 7 80 8 70 70 65 70 75 75 65 65 0 70 7 70 8 5 5 5 70 5 70 70 7 o 7 80 7 70 40o 56' N 40 56' N 80 75 70 65 7 5 7 0 5 8 80 75 70 8 70 5 7 80 5 70 65 7 80 5 7 5 70 75 5 80 7 7 75 5 75 75 75 85 80 75 65 80 75 80 75 70 80 65 5 70 7 80 70 65 5 75 75 60 7 75 75 7 80 75 5 75 70 0 85 0 85 8 80 8 0 70 70 75 8 75 75 75 70 80 75 5 7 75 80 0 0 80 8 70 8 70 75 70 75 70 75 5 75 80 75 7 70 7 70 70 70 5 75 8 5 80 70 7 0 75 5 8 5 7 70 0 5 0 7 70 8 90 8 75 7 80 0 5 70 75 7 75 85 5 70 7 85 7 5 80 80 0 80 8 75 8 0 70 0 5 5 8 75 0 5 70 7 65 7 80 8 7 7 7 70 5 5 5 75 85 80 70 7 70 65 70 75 80 65 75 70 75 80 75 8 7 75 0 65 80 5 75 65 80 65 75 8 0 85 85 7 5 75 70 o 5 7 70 65 6 70 o 40 55' N 70 0 40 55' N 7 80 5 80 80 70 7 60 7 5 70 65 70 0 65 5 70 8 7 8 70 0 5 70 65 70 75 5 65 75 7 70 60 70 70 65 80 80 80 70 75 70 0 65 70 65 0 8 5 70 8 7 75 65 70 75 70 70 65 70 75 75 85 65 80 70 70 6 70 80 70 80 65 0 65 80 75 75 80 75 60 80 70 0 70 70 65 80 8 70 75 75 70 70 80 70 8 5 80 60 75 70 0 75 7 70 0 75 70 5 70 8 8 7 0 7 75 70 5 75 80 70 70 70 85 65 75 70 75 0 0 65 5 8 8 5 5 70 8 7 8 65 75 0 7 70 70 70 75 0 70 5 80 8 65 85 8 80 65 0 70 8 80 70 70 0 8 8 7 0 5 70 75 70 70 70 75 75 5 85 70 75 75 70 70 65 8 80 0 5 70 0 8 7 75 9 70 75 8 9 5 70 0 0 7 70 0 7 8 70 70 5 80 70 70 75 65 70 60 70 40o 54' N 85 80 85 70 40o 54' N 69o 03' W 69o 02' W 69o 01' W 69o 00' W 68o 59' W 68o 58' W 68o 57' W 68o 56' W 68o 55' W 68o 54' W 68o 53' W 68o 52' W 68o 51' W 68o 50' W 68o 49' W 68o 48' W Mercator projection SCALE 1:25 000 Geodetic Reference System 1980; North American Datum 1983 ONE CENTIMETER REPRESENTS 250 METERS ON THE SEA FLOOR o o Longitude of central meridian 68 55' W.; latitude of true scale 40 50' N. 1 .5 0 1234 KILOMETERS False easting 0 m; false northing 0 m This map is not intended for navigational purposes 1 .5 0 1 2 NAUTICAL MILES 70º 69º CONTOUR INTERVAL 5 METERS 40 DATUM MEAN LOWER LOW WATER 42º 4 0 CAPE COD BAY 200 DISCUSSION Topographic contour mapping 42º Bathymetric data were contoured using the Arc/Info geographic information system E AIN Introduction software (Environmental Systems Research Institute, Inc., version 7.0.3). Processed data CAPE COD M F were formatted into a point file using the Arc/Info "point generate" routine. The point file O The Georges Bank Mapping Project is a cooperative effort of the U.S. Geological Survey o F was transformed to a Mercator projection, with the longitude of the central meridian at 68 100 L 80 U and the National Oceanic and Atmospheric Administration (NOAA), with support from the 60 o 4 G 55' W. and the latitude of true scale at 40 50' N. The "point grid" routine was used to 0 University of New Brunswick and the Canadian Hydrographic Service.