Recently, multiple rare freshwater jellyfish have been spotted in Lake Erie. This picture was take in the eastern potion of the lake, off the coast of Pennsylvania, but they have also been spotted ...

There are a half-dozen species of lampreys in Pennsylvania, but an invasive sea lamprey is impacting a variety of fish in ...

It's the fourth time in the past seven summers that Beach 11's swim season has ended early due to elevated E. coli levels.