Table 3.11. Summarized Distribution of Mean Selenium Levels 
in Resource Survey Species (continued) 
Percent of Us 1S. Catch2/ 
Percent of 2/ Intended for 
Range, ppm/ No. of Species U. S. Catch Human Consumption 
Mollusca, edible 
tissues 
3/ 
gah een O74 aL ioe * 
OR ZTE 1053 a * * 
O83 to 004 4 1.6 B57 
0.4 to 0.5 5 0.4 0.8 
OK hEO! (0156 4 0.5 Ong 
hee? eto), Oats} 2 eam D3 
0.8 to 0.9 i 0.3 0.5 
TOTAL: 18 
Wo 
[ee] 
—N 
ea 
Crustacea, edible 
tissues 
OeZ tao Was} i 0.2 Ons 
O23" t010).4 4 DIAS 5. iL 
0.4 to 0.5 iL 150) De il 
OMS Eo: 06 1 OD degal. 
OMGr 07 0).77 4 7 naa’) 
O27 to 0.8 2 3210 6.2 
0.8 to 0.9 Al ON? Lg 
LéOmiecy Z50 2 * Opi 
TOTAL: 16 IS i377) 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%. 
35 
