Plum Island 



1 2 3 4 5 Noutical Miles 

 2 4 6 8 Kilometers 



• Core Locations 

 Contours in Feel 



Figure 27. Sand borrow areas for the eastern Long Island shelf. Minimum sand 

 thicknesses in feet in parentheses adjacent to the cores. Boundary 

 dashlines are indefinite for lack of data. 



68 



