decade ago, Steve Minkkinen and a team of biologists pulled into a boat ramp along a tributary to the West Branch of the Susquehanna River in Pennsylvania.
More than a half-million eels have passed from below the Conowingo Dam to be placed in the river above this year, bringing key clean-water benefits to the Susquehanna River and, by extension, the Chesapeake Bay.
Building on this success, an...