Table 3.15. Summarized Distribution of Mean Zinc Levels 
in Resource Survey Species (continued) 
Percent of U. S. Cat ch2/ 
1 Percent of 2/ Intended for 
Range, ppmt/ No. of Species Unmiowe Gatch Human Consumption 
Finfish, whole 
DOO Sic) 1 0.5 ales 
6.0 to 7.0 if Os OZ 
10.0 to 20.0 10 16.9 3.0 
20.0 to 30.0 5 ers (0) jab 
TOTAL: 70 Lisa th bya) 
Mollusca, edible tissues 
D0) to. 6.0 af xe * 
TO sto 28).0 1 * * 
8.0 to 9.0 iL * * 
10.0 to 20.0 3 Deel Dige 
100.0 to 200.0 al 0.2 ORS 
300.0 to 400.0 if 0.9 ASS) 
TOTAL: 18 S166} The) 
Crustacea, edible tissues 
10.0 to 20.0 8 Wes Sys) 
AAO) (0) Hefay -SK0)5(0} $) 0.9 19 
- 30) 60) eer A) 50) 2. 3.0 6.2 
40.0 to 50.0 D ay PAGS) 
50.0 to 60.0 ill eal Dare: 
TOTAL: 16 IGS id) 28.4 
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 page 12 for an explanation of these columns. 
3/ * denotes less than .05%. 
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