The Pennsylvania Fish and Boat Commission is monitoring invasive rusty crayfish that act like gladiators as they try to take ...

Scientists have described a new species of colorful crayfish—and it might already be sitting in your aquarium. The researchers detailed their discovery in the journal Zootaxa last week.

Sightings of the species in the Rio Grande Valley have sparked fear among some Texas environmental officials, who say the crayfish could threaten local wildlife and wetland ecosystems.

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

BROWNSVILLE, Texas — Scientists in Texas are on high alert for an invasive species that could threaten native wildlife: an Australian crayfish that has appeared in the state’s resacas ...

EAST ALTON The National Great Rivers Research and Education Center (NGRREC ) encourages community members to attend an ...

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 ...

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 ...