Flathead catfish—native to the Mississippi River basin—were first detected in the Susquehanna River in Pennsylvania in 2002, ...

Examples of established invasive species in the Badger State are buckthorn (a tree), rusty crayfish (crustacean), spiny water flea (zooplankton) and round goby (fish). Relatively new discoveries ...

The discovery that flathead catfish in the Susquehanna River are consuming so many rusty crayfish — themselves an invasive species that are largely supplanting native crayfish species in the U.S.

Life finds a way: Invasive six-inch marble crayfish are able to reproduce by themselves A mutant species of all-female crayfish taking over the world is not the latest science fiction film but a ...

This is the second detection of this species in the wild in the United States with the other being in California. “We don’t know when these invasive crayfish were first introduced or how far ...

were originally brought to the UK 50 years ago to be farmed for European markets A man licensed by the Environment Agency to trap an invasive species of crayfish for human consumption has said ...

Crater Lake's famously pure water and a newt that calls the lake home are under threat from the explosion of an invasive crayfish, leading to potential action under the Endangered Species Act ...

“I’m thrilled the Black Creek crayfish will get these long-awaited protections, but these little animals are still threatened by degrading water quality and invasive species,” said Ragan Whitlock, a ...

The discovery that flathead catfish in the Susquehanna River are consuming so many rusty crayfish — themselves an invasive species that are largely supplanting native crayfish species in the U.S ...

The discovery that flathead catfish in the Susquehanna River are consuming so many rusty crayfish—themselves an invasive species that are largely supplanting native crayfish species in the U.S ...

The discovery that flathead catfish in the Susquehanna River are consuming so many rusty crayfish -- themselves an invasive species that are largely supplanting native crayfish species in the U.S ...