They could become aggressive and only the strongest survived. “They are a very super invasive species." The crayfish with a rusty-red coloring on their backs can grow to about 4 or more inches long.

Water isn’t just a resource for Bob McNamara. It’s life itself. “You don’t know until it’s gone how important it is.” ...

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 ...

We fell in love with that and wanted to play it. The name of the Rusty Crayfish Brass Band does come from an aquatic invasive species which is a serious problem in the lakes and rivers of Minnesota.

A crayfish species known as a popular food source in the southern U.S. has been spotted in Ontario waters for the first time. While that might sound fortuitous to anyone looking for a homegrown ...

One of the projects that benefited from the long-term data collected at the lakes around TLS is invasive species research into rusty crayfish. The importance of invertebrates to the ecosystem is often ...

“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 Environment Ministry’s advisory body on Jan. 11 recommended banning the release of red swamp crayfish and red-eared sliders into the wild and the import of both species.