CORAL 

 .HEAD 



SAMPLING 

 _ AREAS 



Figure 1. Sectioning of coral head of Siderastrea siderea to determine 

 uniformity of labeling with WaH-'-^COo A coral head was labeled with 

 l^C as described, and cut up with a chisel. Figures are sample numbers 

 in Table 1. 



Figure 2. Samples were taken from the coral heads in the following 

 order. A number refers to a sampling occasion, a letter refers to 

 one of the triplicate samples. 



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