SCALE IN NAUTICAL MILES 

 1 2 3 4 5 



SCALE IN KILOMETERS 



30°20 



EXPLANATION 



40^ Depth Contour In Feet 

 C57 Core Location 



(-4') Depth Below Bottom 



To Weathered Surface 



Figure 32. Bathymetric map of the inner shelf near St. Johns Inlet showing location of a 

 subsurface soil horizon. Subsurface depth of weathered sediments is given for 

 eacli core. The weathered zone unconformably overlies Tertiary deposits. 



65 



