Table 3.12. Summarized Distribution of Mean Silver Levels 
in Resource Survey Species (continued) 
Percent of U. S. Cat ch2/ 
/ Percent of2/ Inteaded for 
Range, ppm— No. of Species Us 3S. Catieh Human Consumption 
Crustacea, edible tissues 
<0.1 8 6.9 14.2 
Oe to; O82 3) Seal 6.3 
0.3 to 0.4 2 310 68 
0.4 to 0.5 Ub Ose 1.4 
TOTAL: 16 IES Irs) 28.2 
1/ Mean analytical values falling on the upper limit of each range are 
included in the next higher range (e.g. 0.2 is included in the range 
0.2 to 0.3 ppm and not 0.1 to 0.2 ppm). 
2/ See pagel2 for an explanation of these columns. 
3/ * denotes less than .05%. 
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