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

Wildlife in Wisconsin "might not survive" the coming years, Casper said. Heat has taken a toll on the marshlands, and many ...

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.

They are particularly common in North America, with 70% of the world’s crayfish species living in the United States. The southern U.S. is renowned for its crayfish, which are often featured in ...

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

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

Over the next 10 years, the North Atlantic Right Whale, the Chattooga River crayfish and the Sicklefin Redhorse fish may get ...

But it is a long way from home. The lower Rio Grande Valley is home to several native species of crayfish — more commonly called crawfish or crawdads in the local vernacular. Australian redclaw ...

A spill of diesel into a river could affect endangered native crayfish, a wildlife trust has ... likely to be damaging for a whole variety of species living on the river. "These include otters ...

Crayfish are considered a great indicator of catchment health but there isn't any benchmark data to help protect the species. Protecting some of Australia's smallest freshwater critters such as ...