The Effect of Polychlorinated Biphenyls on the Song of Two Passerine Species
Figure 1
Map of recording and mist-netting sites.
The five study regions are indicated by grey rectangles. − Ithaca is in Ithaca, NY. − Adirondacks is in the Adirondack Mountains. − Hudson is directly above the point source pollution at General Electric (GE, indicated by a star), + Hudson and ++ Hudson are downstream of GE. Recording sites are indicated with dark grey points, and mist-netting sites are indicated with white points.