http://www.fish.state.pa.us/pafish/shad/lehigh/lehigh2008symposium/dam_removal.pdf
Fredrick Well-known member Joined Sep 9, 2006 Messages 4,429 Location DELCO Apr 27, 2008 #1 http://www.fish.state.pa.us/pafish/shad/lehigh/lehigh2008symposium/dam_removal.pdf
