ECOLOGY AND TAXONOMY OF Halimeda 259 



Table XXVI. Log Data from Three Boreholes at Enewetak'' 



" Data are culled from the drill logs given by Couch et al. (1975), and have been taken 

 at arbitrary intervals of 5 m. The original data are estimates by eye of the percentage 

 of each constituent by volume (the percentages are approximate and have not been 

 rounded to add up to 100). For location of Islets see Fig. 97. 

 Tr., trace. 



the largest constituent consists of unidentified fragments. It may be 

 that there is enough information in the complete data-set of the 42 

 cores to assign some part of the unidentified fraction to one of the other 



