New Yorkers looking to find an elusive blue crayfish will have to travel, albeit not far. Cambarus monongalensis are native ...

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 ...

Aquatic biologists shared their discovery and their concerns about the Australian redclaw crayfish in a segment on the department's television series that was published on Sunday, February 9.

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 ...