Distribution 



10 ft Below the Sea Floor 



• Type I Medium to Coarse Sand 



A Type U Fine Sand 



m Type HE Very Fine to Fine 



" Silty Sand 



X Type 12 Gray Mud 



Type 3C Atypical Sediment 



Nautical Miles 







12 3 4 5 

 Kilometers 



6 



i— i i — ii — ii ii—ii 



12 34S6 789 



10 



Depth Contours in Feet 



Figure 2d. Map showing distribution of major sediment types 10 feet (3.0 meters) below the sea floor in relatio 

 to surface topography. Note the close association of type I sands (dots) with shoal areas and the 

 general increase in abundance of mud (X's). 



63 



