500- 



>> 



to 



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V 



> 

 k. 



3 



c 

 « 



.c 



u 



« 



E 



_3 

 O 

 > 



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oo o 



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I I I I l l 





I I I I I I I 



100 



J. 



8 



200 



c 

 13 



■500- 



Time Between Surveys, months 



( based on doto from Toney, 1961 a ) 



Figure 4-19. Unit Volume Change Versus Time Between Surveys for Profiles 

 on South Shore of Long Island. Data from Profiles Extending 

 from MSL to about the -30 depth Contour. 



4-59 



