A pack of hot dogs and a minnow trap may seem like unlikely tools for conservation, but new research from the Natural ...

At present, there are over 400 crayfish species that inhabit waters in the U.S. – a total that amounts to roughly 70 percent of the world’s total species, according to Virginia State University.

The super invasive rusty crayfish, sometimes called a gladiator, has been slowly taking over several waterways in Pennsylvania. The crayfish were transported to Pennsylvania from their native ...

Rusty crayfish, an aquatic nuisance and an invasive species, has been discovered in a Larimer County river south of Estes Park, according to Colorado Parks and Wildlife.

The spread of invasive crayfish to other waterways has slowed over the last 10 years when it became illegal to sell crayfish in bait shops.

A new critter is creeping into the United States' waters. The invasive Australian redclaw crayfish has been spotted in southern Texas, roughly 8,000 miles from its home. The freshwater crustacean ...

An invasive species of crayfish is spreading through Texas waters, sparking grave wildlife concerns for conservationists.. Researchers in Brownsville, Texas, have been investigating reports of an ...