Study reveals an invasive fish has become the top predator of the Susquehanna in just over two decades. Here's why.

Thomas McGuane, a celebrated novelist and avid fly-fisherman, has written, “If the trout are lost, smash the state.” For ...

While flathead catfish are native to western Pennsylvania, the first report of the species in the Delaware River basin further east was from Blue Marsh Reservoir and in the Susquehanna during the ...

Constellation Energy has agreed to spend more than $340 million to improve water quality from the Conowingo Dam that flows ...

After a decade of squabbling, Maryland has reached an agreement with Constellation on the Conowingo Dam that will help preserve and protect the Chesapeake Bay.