Table A-1. Sediment description of Coastal Engineering Research Center cores from Long Island south shore.— Continued 



Core no. 



Water depth 

 (feet) 



Core length 

 (feet) 



Interval 

 (feet) 



Color code 



Description 



Ill 



82 



6.7 



Oto 1.7 



5Y5/3 gray 



Fine to medium sand with rounded pea 

 gravel. 









1.7 to 2.3 



5Y 6/2 light green 



Very fine to fine, glauconitic sand. 









2.3 to 5.0 



5Y 6/2 light green 



Fine to very coarse, glauconitic sand and 

 rounded quartz gravel. 









5.0 to 6.7 



5Y8/1 white 



Fine to medium sand and rounded 

 quartz gravel. 



112 



80 



4.7 



Oto 4.7 



10YR7/4 brown 



Clean, fine to medium, moderately 

 well-sorted sand. 



113 



82 



15.3 



Oto 2.9 



10YR7/3 brown 



Clean, fine to medium sand. 









2.9 to 15.3 



5Y 5/6 green 



Medium, glauconitic sand. 



114 



68 



11.0 



Oto 6.0 



2.5Y8/2 white 



Clean, fine to medium sand. 









6.0 to 8.0 



2.5Y8/2 white 



Clean, fine to coarse sand. 









8.0 to 11.0 



5Y8/2 white 



Clean, very fine to fine, well-sorted sand. 



115 



92 



15.0 



to 14.0 



2.5Y 8/2 white 



Clean, fine to medium sand. 









14.0 to 15.0 



2.5Y6/4 brown 



Medium to very coarse sand with 

 rounded pea gravel at bottom. 



116 



105 



19.0 



Oto 4.0 



5Y7/2 oUve 



Silty, fine to medium, moderately 

 well-sorted sand. 









4.0 to 7.0 



5Y6/3 gray 



Clean, coarse to very coarse sand 

 and pea gravel. 







. 



7.0 to 10.0 



5Y7/1 gray 



Fine to medium sand. 









10.0 to 19.0 



2.5Y8/2 white 



Clean, fine to medium, moderately 

 sorted sand. 



117 



68 



12.2 



to 12.2 



5Y 7/2 gray 



Clean, very fine to fine, moderately 

 well-sorted sand. 



118 



81 



13.0 



Oto 4.0 



2.5Y 7/2 gray 



Fine to medium sand. 









4.0 to 11.0 



10YR8/6 yellowish-brown 



Fine to medium sand. 









11.0 to 13.0 



10YR6/5 bro^vn 



Fine to medium sand vrith rounded 

 gravel. 



119 



66 



5.0 



Oto 1.0 



2.5Y8/2 white 



Clean, fine to medium sand. 









1.0 to 3.0 



5Y6/3 gray 



Fine to medium, moderately well- to 

 well-sorted sand. 









3.0 to 5.0 



10YR8/2 white 



Clean, fine to medium sand. 



120 



63 



6.3 



Oto 6.3 



lOYR 7/3 brown 



Clean, very fine to fine, well-sorted sand. 



121 



68 



7.0 



Oto 7.0 



5Y 7/2 gray 



Silty, very fine to fine sand with mica. 



95 



