Crayfish are fascinating aquatic creatures ... For optimal health and vibrancy, it’s advisable to house them in transparent, well-aerated water with effective filtration and good circulation.

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 ...

CHARLESTON, W.Va.— Following a petition and lawsuit by the Center for Biological Diversity, the U.S. Fish and Wildlife Service today designated 446 stream miles of critical habitat for the Big Sandy ...

An invasive crawfish species originally from Australia has been seen in Texas since as early as 2013 and researchers are now studying how its presence could affect the local ecosystem. According ...