Ppm

Hudson River (U.S. Environmental Protection

Agency, 2000c) Thompson Island Pool 7-29

Stillwater Reach 1.6-41 Waterford Reach 3-19

Below Federal Dam 1.1-11

Environmental Protection Agency Great Lakes Office http://www. epa.gov/grtlakes/glindicators/ fish/topfish/topfishb.html) Delaware Bay 0.4-0.7

(Ashley et al., 2003) Chesapeake Bay 0.05-1.0

Source: From U.S. Environmental Protection Agency 2000c.

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