The waify jellyfish, about the size of a penny or a quarter, have been seen recently in a few spots around Lake Erie, ...

These jellyfish are a little different. Craspedacusta sowerbii is a freshwater jellyfish species that is native to China's ...

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

Jellyfish blooms are cyclical, and if conditions are right, an explosion can occur. When warm water meets the right current, ...

The "typically harmless" jellyfish began stinging humans two decades ago and researchers are still determining why. The post ...

This freshwater jellyfish is roughly the size of a penny and is a rare sight in the Great Lakes, but it's recently been ...

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

In 2023, a tourist stumbled upon a jellyfish species not seen since 1976. A follow-up investigation strongly suggests these ...

More beachgoers have been getting an unexpected shock this summer as jellyfish numbers bloom along the Delaware coast.

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

One of the largest French nuclear power plants was temporarily shut down after a swarm of jellyfish entered the water intake ...

Four of the plant’s reactors shut down after swarms of jellyfish clogged its pumping stations. It isn’t the first time the ...