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

If you're near Put-in-Bay, you can try to spot the freshwater jellyfish off of the Ohio Division of Wildlife's Aquatic ...

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 ...

A creature resembling a jellyfish was spotted in a pond at Presque Isle State Park. Said creature is called a Craspedacusta ...

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

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

While the bright blue, crystal clear Caribbean Sea may garner all sorts of attention, there are more than a handful of ...

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

Freshwater jellyfish — craspedacusta sowerbyi — were first found in Michigan in the 1930s. It is believed they originated in the Yangtze River in China and were brought stateside hiding in ...

This freshwater jellyfish (Craspedacusta sowerbi), photographed in Maine in the early 1960s, is about an inch across its bell. The wormlike forms are its tentacles. Photo courtesy of Matthew Scott ...

Freshwater jellyfish are found throughout the world, but are originally natives of China. They were found in England in 1880 and the U.S. in 1908, according to the University of Michigan's Museum ...

Freshwater jellyfish are smaller than their saltwater cousins, measuring approximately the size of a quarter in their adult — or medusa — stage. The stings of their tiny tentacles pose no ...