Environmental Project, 977 – Survey of Estrogenic Activity in the Danish Aquatic Environment – Figure 5.1 A-D Presentation of all bioassay and chemical results above the limit of detection for determination of the free and total concentration of estrogens.

Survey of Estrogenic Activity in the Danish Aquatic Environment

Figure 5.1 A-D Presentation of all bioassay and chemical results above the limit of detection for determination of the free and total concentration of estrogens.

Wastewater treatment plants	Pollution sources in the open land	Aquatic environment
A. MBND/MBNDC* B. MBN/MBNC* C. MB/MBC* D. M/MC* E. Reed beds F. Biological sand filters	G. Effluents from isolated houses H. Drains from manure treated fields I. Drains from sludge amended fields J. Separate stormwater runoff K. Fish farms	L. Streams/rivers, up/down WWTPs (Lu and Ld, respectively) M. Streams/rivers, general N. Streams/rivers in husbandry areas O. Lakes in husbandry areas P. Reference streams (background) Q. Reference lakes (background) R. Lakes, general

* M - mechanical; B = Biological; N = Nitrification; D = Denitrification; C = Chemical

Figure 5.1 A-D Presentation of all bioassay and chemical results above the limit of detection for determination of the free and total concentration of estrogens.