TABLE 4 
LOCATION 
COPPER 
ZINC 
LEAD 
NARRAGANSETT BAY 
6 
6 
17 
HUDSON ESTUARY 
2 
4 
9 
DELAWARE BAY 
2 
10 
16 
CHESAPEAKE BAY 
1 
5 
5 
SAVANNAH RIVER 
1 
1 
3 
MISSISSIPPI DELTA 
1 
3 
3 
SAN ANTONIO BAY 
1 
3 
4 
AVERAGE ENRICHMENT FACTORS 
SEVERAL TRACE METALS IN A 
FOR THE CONCENTRATIONS OF 
VARIETY OF COASTAL SEDIMENTS 
54 
