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

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

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

Swimmers in Ocean City are being warned after an unusual surge in jellyfish sightings, driven by calm seas, warm water and ...

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

Joel Gabirel, an engineer and amateur photographer, shared pictures of the curious-looking creatures after he stumbled across ...

A 'mega swarm' of compass and moon jellyfish have been spotted in the sea off Brixham, with the dangerous species capable of ...

How long can a jellyfish hold their breath? See the comparison to other animals and be amazed! The Columbia Disaster Was ...

Last year, the Lewes Beach Patrol treated about 270 jellyfish stings. This year, by July 25, they had treated nearly 900, ...

Jellyfish blooms are cyclical, and if conditions are right, an explosion can occur. When warm water meets the right current, wind direction and salinity level, it’s a jellyfish world, and we’re all ...

In the cold darkness deep beneath the waves of the Arctic Ocean, a hidden barrier appears to separate the haves from the have ...

A striking jellyfish is turning up along the Texas coast. The dome-shaped, semi-transparent bell covered in bright white dots ...