Table 3.3. Summarized Distribution of Mean Cadmium Levels 
in Resource Survey Species (continued) 
Percent of U. S. Catch2/ 
Percent of2/ Intended for 
Range, ppml/ No. of Species U. S. Catch Human Consumption 
Mollusca, edible 
tissues 
3/ 
<A Ol il La * 
OPES EO OZ 7 IGS) 3:50 
OR2e EoOk3 3 0.6 diez: 
OsSi- to} 0% 4 iit * * 
0.7 to 0.8 il 0.5 0.6 
ONIS to: 15.10 elt 0.9 2.0 
10% Eo:22'..0 2 ORS 0.6 
ZO) tO) 3.0 2 Oral: OF 
TOTAL: 18 3/18 Uae 
Crustacea, edible 
tissues 
<<a Oeeil 3 4.7 9.8 
Qodk co) O52 9 862 7/60) 
OF25to 053 3 0.7 Ae) 
OFS3E0 -0).4 1 x OFM: 
TOTAL: 16 13 i 7 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%. 
19 
