O 10 20 30 40 SO 60 70 80 90 lOO 110 IZO 130 140 



MEAN TOPOGRAPHIC SLOPE (TM./N.MI.) 



FiGUKE 5.- — Variation of the standard deviation of the isobath depth error with respect to 



the mean topographic slope. 



BATHYMETRIC MAPS AND GEOMORPHOLOGY OP MIDDLE ATLANTIC CONTINENTAL SHELF 



49 



