An invasive species of fish called the northern snakehead has earned the nickname "Frankenfish." Learn why they are a ...

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 ...

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

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

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

“Freshwater drum tend to be the most common species that we see impacted lately,” she said. “Essentially it suffocated the fish that were not able to avoid it,” Gorman said.

Freshwater Drum is the only member of a mainly saltwater fish family that can inhabit freshwater in North America. Fully grown fish can weigh between five and 15 pounds. In addition to being ...

The global assessment of freshwater animals on the International Union for Conservation of Nature’s (IUCN) Red List of Threatened Species evaluated the extinction risk of 23,496 freshwater ...

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

A major global analysis examined the extinction threat to 23,496 freshwater species of fish, dragonflies, damselflies, crabs, crayfish and shrimp.