Lake Erie researchers have recently caught freshwater jellyfish in the lake. Researchers with the Pennsylvania Department of ...

Freshwater jellyfish have been spotted in Lake Erie, right off the coast of Put-in-Bay and other Ohio islands.

Apparently, several have been spotted around the Lake Erie Islands. According to Stone Laboratory, the species are native to ...

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

(CNN) — Four reactors at France’s Gravelines nuclear power plant were shut down late Sunday due to a swarm of jellyfish in the cooling systems, operator EDF said on Monday, likely due to rising water ...

GRAND RAPIDS, Mich. (WOOD) — An invasive freshwater jellyfish has been spotted in Lake Erie. The Pennsylvania Department of ...

A rare freshwater jellyfish was spotted last month in Lake Erie, according to Pennsylvania officials. Ray Walter, an intern ...

Craspedacusta sowerbii aren't frequently seen in their adult, "medusa" form. The invasive species likely came from Asia in ...

Lake Erie, the fourth largest of the five Great Lakes stretching across four states — Michigan, Ohio, Pennsylvania, and New ...

The U.S. Army Corps of Engineers reported Great Lakes water levels for the months of June and July showed a mix of rising and ...

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James Grazzio, a Great Lakes biologist with the Department of Environmental Protection, never expected to encounter the ...