Linkage
of Bioaccumulation and Biological Effects to Changes
in Pollutant Loads in South San Francisco Bay by Michelle Hornberger,
Samuel Luoma, Daniel Cain, Cynthia Brown, Robin Bouse,
Francis Parchaso, Christopher Wellise, and Janet Thompson
Figure 1. Reproductive Activity.
As metal concentrations
began to decrease, reproductive activity increased. During
the period when metal concentrations were at their highest,
reproductive activity was low.