Table B-l. Composite grain-size distributions for the native beach (a), 

 Middle Ground shoal (b) , and Yellow Banks (c) . 



Profile-Core 

 (No.) 



No. of 



samples 









Phi- 



;ize class 































3.5 



3.0 



2.5 



2.0 



1.5 



1.0 



0.5 



0.0 



-0.5 



Profile 







a. Native beach 













120 



13 



3.6 



11.5 



21.8 



19.6 



24.5 



14.6 



3.6 



0.8 



... 



180 



13 



5.8 



12.0 



19.8 



20.3 



24.1 



14.5 



3.0 



0.4 







240 



13 



7.1 



14.1 



20.7 



19.8 



23.7 



13.2 



0.9 



0.5 







300 



13 



4.1 



12.8 



18.0 



15. .4 



19.8 



14.9 



12.4 



2.6 







359 



13 



5.7 



17.2 



22.0 



17.4 



17.8 



10.8 



7.2 



1.6 



0.3 



419 



13 



4.8 



13.4 



23.6 



21.5 



21.4 



13.9 



1.2 



0.2 







481 



13 



7.1 



23.2 



27.9 



20.5 



15.3 



5.8 



0.2 











540 



13 



6.7 



21.3 



31.1 



18.7 



16.7 



5.0 



0.5 











599 



13 



4.3 



11.4 



21.5 



18.6 



23.4 



18.2 



2.4 



0.2 







664 



13 



4.1 



16.1 



26.6 



32.2 



20.7 



7.1 



0.2 



... 



— 



Average 





5.3 



15.3 



23.3 



19.6 



20.8 



11.8 



3.2 



0.7 



— 



Core 





b. Middle Ground shoal 











46 



9 



1.3 



8.2 



16.0 



16.0 



28.4 



25.9 



4.2 











47 



8 



0.5 



1.9 



4.4 



11.3 



27.8 



47.1 



16.4 



0.6 







48 



11 



0.7 



8.1 



18.3 



20.6 



19.1 



16.7 



9.5 



6.3 



0.7 



49 



10 



2.7 



13.7 



26.4 



21.9 



15.8 



8.5 



8.2 



2.8 







50 



11 



3.4 



16.6 



18.6 



16.3 



16.8 



18.4 



12.9 



2.6 



0.2 



51 



11 



1.5 



5.4 



11.9 



12.3 



17.2 



22.6 



24.2 



4.9 







52 



6 



7.0 



22.0 



25.8 



16.3 



15.8 



6.1 



3.9 



3.1 







53 



11 



1.9 



9.9 



19.2 



20.3 



24.5 



14.9 



5.2 



2.6 



1.5 



54 



11 



2.7 



5.7 



15.5 



17.2 



18.4 



22.3 



14.5 



3.4 



0.3 



55 



10 



2.7 



10.2 



18.8 



18.9 



19.5 



12.6 



12.8 



4.2 



0.3 



Average 





2.2 



9.6 



17.5 



17.2 



20.3 



19.6 



10.2 



3.1 



0.3 



Core 







c. Ye 



.low Ba 



iks are 



a 











1 



7 



0.7 



6.5 



22.5 



24.7 



23.7 



18.4 



3.5 



... 



... 



2 



12 



3.9 



10.2 



30.1 



33.8 



20.1 



1.7 



0.2 











3 



8 



4.1 



10.8 



28.1 



29.4 



22.1 



4.8 



0.7 











4 



10 



9.7 



10.2 



26.4 



26.2 



22.2 



4.0 



1.0 



0.3 







5 



9 



3.3 



8.4 



27.6 



28.1 



22.0 



8.5 



2.1 











6 



11 



3.4 



8.5 



26.9 



25.8 



22.4 



7.7 



2.3 



1.7 



1.3 



7 



12 



3.4 



11.9 



29.9 



25.9 



26.3 



2.6 







— 







15 



5 



7.9 



30.1 



30.6 



13.8 



9.4 



5.4 



2.8 



— 







16 



7 



10.6 



27.3 



27.3 



16.5 



13.3 



3.0 



0.5 



1.6 







17 



5 



10.7 



29.3 



31.3 



16.1 



8.8 



3.4 



0.4 



... 







18 



7 



10.2 



25.0 



28.0 



12.4 



7.8 



4.6 



5.7 



6.3 







20 



6 



9.6 



20.8 



27.3 



17.4 



8.8 



7.4 



6.2 



1.7 



0.8 



21 



5 



4.9 



13.2 



29.6 



15.3 



17.3 



10.2 



3.7 



3.7 



2.1 



22 



4 



11.0 



25.1 



31.5 



15.6 



13.3 



2.2 



1.3 



... 



... 



Average 





6.7 



17.0 



28.4 



21.3 



17.0 



6.0 



2.2 



1.1 



0.3 



49 



