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

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

A rare freshwater jellyfish was captured on camera at Lake Erie. The Pennsylvania Department of Environmental Protection ...

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

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

A rare freshwater jellyfish was captured on camera at Lake Erie. The search is on for a small alligator in Erie after it was caught on video last weekend swimming just off the shore of Lake Erie ...

ERIE, Pa. (AP) — They’ve been in the Great Lakes Basin for decades, but recently entered lakes Erie and St. Clair. Freshwater jellyfish — about the size of a penny or quarter — are ...

They've been in the Great Lakes Basin for decades, but recently entered lakes Erie and St. Clair. Freshwater jellyfish - about the size of a penny or quarter - are translucent, slimy blobs that ...

Waves break on Edgewater Beach west of downtown Cleveland, Thursday, Sept. 9, 2010. They've been in the Great Lakes Basin for decades, but recently entered lakes Erie and St. Clair. Freshwater ...

According to Pennsylvania DEP, their summer intern was in "the right place at the right time" to capture the moment.

An intern with the Department of Environmental Protection captured a rare sight in Pennsylvania's Presque Isle Bay — a ...

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